#A21E5A

Closest named color: Violet Red (#A50055). oklch(47.7% 0.172 359.2), rgb(162, 30, 90).

Aa

White text reads best on this color (7.31:1).

About this color

#A21E5A is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.172 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.020 away. White text reads best on it, at 7.31:1.

Hue familyReds
Lightnessmedium-dark (48%)
Chromavivid (0.172)
Temperaturewarm
Nearest nameViolet Red (#A50055)
Black text2.86:1
White text7.31:1

Values

HEX#A21E5A
RGBrgb(162, 30, 90)
HSLhsl(333, 69%, 38%)
OKLCHoklch(47.7% 0.172 359.2)

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 #A21E5A 7.31:1 AAA Lc -88.9 Fine for body text
Black text on #A21E5A 2.86:1 Fails Lc 20.1 Dividers and decoration only
#A21E5A text on white 7.31:1 AAA Lc 84.0 Fine for body text
#A21E5A text on black 2.86:1 Fails Lc -18.0 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

    #FCF2F5

    oklch(97% 0.011 357)

  2. Step 100

    100

    #F9E4E9

    oklch(93.7% 0.024 1.3)

  3. Step 200

    200

    #F4CDD8

    oklch(88.5% 0.046 359.2)

  4. Step 300

    300

    #EEAABF

    oklch(80.8% 0.084 359)

  5. Step 400

    400

    #E27B9E

    oklch(70.7% 0.133 359.4)

  6. Step 500

    500

    #D75487

    oklch(63.1% 0.171 359)

  7. Step 600

    600

    #C23370

    oklch(55.6% 0.185 359.4)

  8. Step 700

    700 (this color)

    #A21E5A

    oklch(47.7% 0.172 359.2)

  9. Step 800

    800

    #88214D

    oklch(42.8% 0.142 359.3)

  10. Step 900

    900

    #6D2240

    oklch(37.7% 0.11 359.2)

  11. Step 950

    950

    #401525

    oklch(26.9% 0.07 359.7)

Export this scale for Tailwind in the Tailwind colors tool

#A21E5A 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)#3E465B0.194
Deuteranopia (no green cones)#615F570.174
Tritanopia (no blue cones)#B0003A0.053
Achromatopsia (no color)#5656560.174

Harmonies

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

Complementary

The opposite hue (180°).

  • #A21E5A

    #A21E5A

    oklch(47.7% 0.172 359.2)

  • #006C5E

    #006C5E

    oklch(47.6% 0.087 179.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #A21E5A

    #A21E5A

    oklch(47.7% 0.172 359.2)

  • #8E2C8A

    #8E2C8A

    oklch(47.7% 0.172 329.6)

  • #A82118

    #A82118

    oklch(47.6% 0.172 29.2)

Open the analogous palette in the generator

Split complementary

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

  • #A21E5A

    #A21E5A

    oklch(47.7% 0.172 359.2)

  • #00702E

    #00702E

    oklch(47.6% 0.134 149.1)

  • #006976

    #006976

    oklch(47.7% 0.082 209.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #A21E5A

    #A21E5A

    oklch(47.7% 0.172 359.2)

  • #566500

    #566500

    oklch(47.7% 0.112 119.3)

  • #006392

    #006392

    oklch(47.6% 0.108 239.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #A21E5A

    #A21E5A

    oklch(47.7% 0.172 359.2)

  • #725900

    #725900

    oklch(47.6% 0.097 89.7)

  • #006C5E

    #006C5E

    oklch(47.6% 0.087 179.7)

  • #3750BC

    #3750BC

    oklch(47.7% 0.172 269)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A21E5A, closest first.

Similar named colors

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

Use #A21E5A 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.