#A3337A

Closest named color: Warm Purple (#952E8F). oklch(50.9% 0.165 345.6), rgb(163, 51, 122).

Aa

White text reads best on this color (6.34:1).

About this color

#A3337A is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.165 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.050 away. White text reads best on it, at 6.34:1.

Hue familyReds
Lightnessmedium-dark (51%)
Chromavivid (0.165)
Temperaturewarm
Nearest nameWarm Purple (#952E8F)
Black text3.31:1
White text6.34:1

Values

HEX#A3337A
RGBrgb(163, 51, 122)
HSLhsl(322, 52%, 42%)
OKLCHoklch(50.9% 0.165 345.6)

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 #A3337A 6.34:1 AA Lc -85.8 Fine for body text
Black text on #A3337A 3.31:1 AA large text Lc 23.4 Dividers and decoration only
#A3337A text on white 6.34:1 AA Lc 80.6 Fine for body text
#A3337A text on black 3.31:1 AA large text Lc -21.2 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

    #FBF3F7

    oklch(97.1% 0.01 345.4)

  2. Step 100

    100

    #F6E4ED

    oklch(93.6% 0.023 345.8)

  3. Step 200

    200

    #F0CEDF

    oklch(88.5% 0.044 346.4)

  4. Step 300

    300

    #E7ACCC

    oklch(80.8% 0.08 345.3)

  5. Step 400

    400

    #D97EB2

    oklch(70.7% 0.129 345.6)

  6. Step 500

    500

    #CC5A9F

    oklch(63.1% 0.164 345.5)

  7. Step 600

    600

    #B73C8A

    oklch(55.6% 0.178 345.4)

  8. Step 700

    700 (this color)

    #A3337A

    oklch(50.9% 0.165 345.6)

  9. Step 800

    800

    #80275F

    oklch(42.8% 0.137 345.7)

  10. Step 900

    900

    #67254E

    oklch(37.6% 0.107 345.2)

  11. Step 950

    950

    #3D172E

    oklch(27.1% 0.068 345.3)

Export this scale for Tailwind in the Tailwind colors tool

#A3337A 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)#40537C0.181
Deuteranopia (no green cones)#6166770.159
Tritanopia (no blue cones)#AE31520.068
Achromatopsia (no color)#5F5F5F0.166

Harmonies

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

Complementary

The opposite hue (180°).

  • #A3337A

    #A3337A

    oklch(50.9% 0.165 345.6)

  • #007857

    #007857

    oklch(50.8% 0.106 165.8)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #A3337A

    #A3337A

    oklch(50.9% 0.165 345.6)

  • #8940A4

    #8940A4

    oklch(50.9% 0.165 315.9)

  • #B02F45

    #B02F45

    oklch(51% 0.165 15.8)

Open the analogous palette in the generator

Split complementary

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

  • #A3337A

    #A3337A

    oklch(50.9% 0.165 345.6)

  • #3A7700

    #3A7700

    oklch(50.8% 0.15 135.5)

  • #007576

    #007576

    oklch(51% 0.087 195.8)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #A3337A

    #A3337A

    oklch(50.9% 0.165 345.6)

  • #6F6900

    #6F6900

    oklch(51% 0.109 105.7)

  • #007090

    #007090

    oklch(50.8% 0.097 226.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #A3337A

    #A3337A

    oklch(50.9% 0.165 345.6)

  • #895B00

    #895B00

    oklch(50.9% 0.107 74.9)

  • #007857

    #007857

    oklch(50.8% 0.106 165.8)

  • #0B63C1

    #0B63C1

    oklch(50.8% 0.165 255.6)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A3337A, closest first.

Similar named colors

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

Use #A3337A 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.