#A00F29

Closest named color: Carmine (#9D0216). oklch(45.2% 0.174 20.5), rgb(160, 15, 41).

Aa

White text reads best on this color (8.09:1).

About this color

#A00F29 is a medium-dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.174 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Carmine (#9D0216), ΔE 0.020 away. White text reads best on it, at 8.09:1.

Hue familyReds
Lightnessmedium-dark (45%)
Chromavivid (0.174)
Temperaturewarm
Nearest nameCarmine (#9D0216)
Black text2.59:1
White text8.09:1

Values

HEX#A00F29
RGBrgb(160, 15, 41)
HSLhsl(349, 83%, 34%)
OKLCHoklch(45.2% 0.174 20.5)

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 #A00F29 8.09:1 AAA Lc -90.8 Preferred for body text
Black text on #A00F29 2.59:1 Fails Lc 18.0 Dividers and decoration only
#A00F29 text on white 8.09:1 AAA Lc 86.0 Fine for body text
#A00F29 text on black 2.59:1 Fails Lc -16.0 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 800.

  1. Step 50

    50

    #FFF2F2

    oklch(97.1% 0.014 17.4)

  2. Step 100

    100

    #FDE3E2

    oklch(93.7% 0.029 20.3)

  3. Step 200

    200

    #FDCBC9

    oklch(88.5% 0.057 21)

  4. Step 300

    300

    #FBA6A5

    oklch(80.8% 0.101 20.3)

  5. Step 400

    400

    #F57175

    oklch(70.7% 0.162 20.3)

  6. Step 500

    500

    #EC4051

    oklch(63% 0.207 20.3)

  7. Step 600

    600

    #D70036

    oklch(55.6% 0.223 20.4)

  8. Step 700

    700

    #B6002C

    oklch(49.1% 0.197 20.5)

  9. Step 800

    800 (this color)

    #A00F29

    oklch(45.2% 0.174 20.5)

  10. Step 900

    900

    #791321

    oklch(37.6% 0.135 20.2)

  11. Step 950

    950

    #480F14

    oklch(27.1% 0.086 20.3)

Export this scale for Tailwind in the Tailwind colors tool

#A00F29 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)#423D290.192
Deuteranopia (no green cones)#645A240.175
Tritanopia (no blue cones)#B1001C0.037
Achromatopsia (no color)#5050500.175

Harmonies

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

Complementary

The opposite hue (180°).

  • #A00F29

    #A00F29

    oklch(45.2% 0.174 20.5)

  • #006267

    #006267

    oklch(45.1% 0.077 200.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #A00F29

    #A00F29

    oklch(45.2% 0.174 20.5)

  • #961662

    #961662

    oklch(45.3% 0.173 350.8)

  • #883E00

    #883E00

    oklch(45.3% 0.119 50.7)

Open the analogous palette in the generator

Split complementary

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

  • #A00F29

    #A00F29

    oklch(45.2% 0.174 20.5)

  • #00654F

    #00654F

    oklch(45.1% 0.088 171.1)

  • #005E7E

    #005E7E

    oklch(45.1% 0.09 230.3)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #A00F29

    #A00F29

    oklch(45.2% 0.174 20.5)

  • #186800

    #186800

    oklch(45.2% 0.147 140.5)

  • #0F4EB4

    #0F4EB4

    oklch(45.3% 0.173 260.4)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #A00F29

    #A00F29

    oklch(45.2% 0.174 20.5)

  • #595A00

    #595A00

    oklch(45.2% 0.099 110.5)

  • #006267

    #006267

    oklch(45.1% 0.077 200.9)

  • #5A3AAD

    #5A3AAD

    oklch(45.3% 0.174 290.6)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A00F29, closest first.

No curated palette has a color within ΔE 0.04 of #A00F29.

Similar named colors

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

Use #A00F29 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.