#A03544

Closest named color: Brown (#A52A2A). oklch(48.8% 0.141 15.9), rgb(160, 53, 68).

Aa

White text reads best on this color (6.80:1).

About this color

#A03544 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.141 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.032 away. White text reads best on it, at 6.80:1.

Hue familyReds
Lightnessmedium-dark (49%)
Chromavivid (0.141)
Temperaturewarm
Nearest nameBrown (#A52A2A)
Black text3.08:1
White text6.80:1

Values

HEX#A03544
RGBrgb(160, 53, 68)
HSLhsl(352, 50%, 42%)
OKLCHoklch(48.8% 0.141 15.9)

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 #A03544 6.80:1 AA Lc -87.6 Fine for body text
Black text on #A03544 3.08:1 AA large text Lc 21.5 Dividers and decoration only
#A03544 text on white 6.80:1 AA Lc 82.6 Fine for body text
#A03544 text on black 3.08:1 AA large text Lc -19.3 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

    #FCF3F3

    oklch(97.1% 0.01 17.3)

  2. Step 100

    100

    #F7E5E5

    oklch(93.6% 0.02 17.5)

  3. Step 200

    200

    #F1D0D1

    oklch(88.6% 0.037 15.8)

  4. Step 300

    300

    #E9AFB2

    oklch(80.8% 0.068 15.2)

  5. Step 400

    400

    #DC8389

    oklch(70.6% 0.11 15.9)

  6. Step 500

    500

    #D0626C

    oklch(63.2% 0.139 16.3)

  7. Step 600

    600

    #BB4554

    oklch(55.6% 0.152 16)

  8. Step 700

    700 (this color)

    #A03544

    oklch(48.8% 0.141 15.9)

  9. Step 800

    800

    #832E39

    oklch(42.8% 0.117 15.9)

  10. Step 900

    900

    #692A31

    oklch(37.7% 0.09 15.7)

  11. Step 950

    950

    #3E191D

    oklch(27% 0.058 15.1)

Export this scale for Tailwind in the Tailwind colors tool

#A03544 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)#4F4D440.156
Deuteranopia (no green cones)#6B63410.142
Tritanopia (no blue cones)#AF203B0.036
Achromatopsia (no color)#5B5B5B0.142

Harmonies

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

Complementary

The opposite hue (180°).

  • #A03544

    #A03544

    oklch(48.8% 0.141 15.9)

  • #006E6F

    #006E6F

    oklch(48.8% 0.083 195.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #A03544

    #A03544

    oklch(48.8% 0.141 15.9)

  • #953871

    #953871

    oklch(48.9% 0.141 345.8)

  • #9C4000

    #9C4000

    oklch(48.9% 0.138 45.9)

Open the analogous palette in the generator

Split complementary

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

  • #A03544

    #A03544

    oklch(48.8% 0.141 15.9)

  • #007252

    #007252

    oklch(48.9% 0.102 165.5)

  • #006A88

    #006A88

    oklch(48.8% 0.093 225.9)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #A03544

    #A03544

    oklch(48.8% 0.141 15.9)

  • #367107

    #367107

    oklch(48.9% 0.142 136.1)

  • #1F5FAE

    #1F5FAE

    oklch(48.9% 0.141 256)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #A03544

    #A03544

    oklch(48.8% 0.141 15.9)

  • #686300

    #686300

    oklch(48.9% 0.104 106.2)

  • #006E6F

    #006E6F

    oklch(48.8% 0.083 195.9)

  • #5B4FAB

    #5B4FAB

    oklch(48.7% 0.142 285.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A03544, closest first.

Similar named colors

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

Use #A03544 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.