#900BB8

Closest named color: Dark Violet (#9400D3). oklch(49% 0.236 315.3), rgb(144, 11, 184).

Aa

White text reads best on this color (7.17:1).

About this color

#900BB8 is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.236 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Violet (#9400D3), ΔE 0.042 away. White text reads best on it, at 7.17:1.

Hue familyPurples
Lightnessmedium-dark (49%)
Chromavivid (0.236)
Temperaturein between
Nearest nameDark Violet (#9400D3)
Black text2.92:1
White text7.17:1

Values

HEX#900BB8
RGBrgb(144, 11, 184)
HSLhsl(286, 89%, 38%)
OKLCHoklch(49% 0.236 315.3)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #900BB8 7.17:1 AAA Lc -87.9 Fine for body text
Black text on #900BB8 2.92:1 Fails Lc 21.1 Dividers and decoration only
#900BB8 text on white 7.17:1 AAA Lc 82.9 Fine for body text
#900BB8 text on black 2.92:1 Fails Lc -19.0 Dividers and decoration only

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.

  1. Step 50

    50

    #F9F3FD

    oklch(97.2% 0.015 312.2)

  2. Step 100

    100

    #F3E4F9

    oklch(93.7% 0.032 316.4)

  3. Step 200

    200

    #E9CDF6

    oklch(88.4% 0.063 315.1)

  4. Step 300

    300

    #DDAAF3

    oklch(80.9% 0.114 315.4)

  5. Step 400

    400

    #CB78ED

    oklch(70.7% 0.183 315.3)

  6. Step 500

    500

    #BD4DE7

    oklch(63.2% 0.233 315.3)

  7. Step 600

    600

    #A821D5

    oklch(55.6% 0.254 315.1)

  8. Step 700

    700 (this color)

    #900BB8

    oklch(49% 0.236 315.3)

  9. Step 800

    800

    #751495

    oklch(42.7% 0.195 315.3)

  10. Step 900

    900

    #5F1C77

    oklch(37.8% 0.152 315.4)

  11. Step 950

    950

    #381346

    oklch(27.2% 0.096 315.4)

Export this scale for Tailwind in the Tailwind colors tool

#900BB8 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#0051BC0.204
Deuteranopia (no green cones)#005AB50.208
Tritanopia (no blue cones)#8C406C0.149
Achromatopsia (no color)#5757570.238

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #900BB8

    #900BB8

    oklch(49% 0.236 315.3)

  • #377100

    #377100

    oklch(49% 0.144 135.4)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #900BB8

    #900BB8

    oklch(49% 0.236 315.3)

  • #5E33DC

    #5E33DC

    oklch(49% 0.236 285.4)

  • #A9007A

    #A9007A

    oklch(49% 0.208 345.2)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #900BB8

    #900BB8

    oklch(49% 0.236 315.3)

  • #696300

    #696300

    oklch(49% 0.104 105.5)

  • #007252

    #007252

    oklch(48.9% 0.102 165.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #900BB8

    #900BB8

    oklch(49% 0.236 315.3)

  • #825700

    #825700

    oklch(49.1% 0.103 75.7)

  • #006F6F

    #006F6F

    oklch(49% 0.084 194.8)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #900BB8

    #900BB8

    oklch(49% 0.236 315.3)

  • #9D4000

    #9D4000

    oklch(49% 0.139 45.7)

  • #377100

    #377100

    oklch(49% 0.144 135.4)

  • #006B88

    #006B88

    oklch(49.1% 0.093 224.9)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #900BB8, closest first.

No curated palette has a color within ΔE 0.04 of #900BB8.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #900BB8 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.