#A7002E

Closest named color: Rouge (#AB1239). oklch(46.2% 0.185 18.1), rgb(167, 0, 46).

Aa

White text reads best on this color (7.82:1).

About this color

#A7002E is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.185 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Rouge (#AB1239), ΔE 0.018 away. White text reads best on it, at 7.82:1.

Hue familyReds
Lightnessmedium-dark (46%)
Chromavivid (0.185)
Temperaturewarm
Nearest nameRouge (#AB1239)
Black text2.68:1
White text7.82:1

Values

HEX#A7002E
RGBrgb(167, 0, 46)
HSLhsl(343, 100%, 33%)
OKLCHoklch(46.2% 0.185 18.1)

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 #A7002E 7.82:1 AAA Lc -89.5 Fine for body text
Black text on #A7002E 2.68:1 Fails Lc 19.4 Dividers and decoration only
#A7002E text on white 7.82:1 AAA Lc 84.6 Fine for body text
#A7002E text on black 2.68:1 Fails Lc -17.4 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

    #FDF2F2

    oklch(97% 0.012 17.4)

  2. Step 100

    100

    #FBE3E3

    oklch(93.5% 0.026 17.6)

  3. Step 200

    200

    #F9CDCD

    oklch(88.6% 0.05 18.1)

  4. Step 300

    300

    #F5A9AB

    oklch(80.8% 0.09 17.5)

  5. Step 400

    400

    #EC787E

    oklch(70.7% 0.143 18.2)

  6. Step 500

    500

    #E24E5E

    oklch(63% 0.183 17.9)

  7. Step 600

    600

    #CE2844

    oklch(55.7% 0.199 18.3)

  8. Step 700

    700 (this color)

    #A7002E

    oklch(46.2% 0.185 18.1)

  9. Step 800

    800

    #90182D

    oklch(42.7% 0.153 18.1)

  10. Step 900

    900

    #741D28

    oklch(37.7% 0.12 18.2)

  11. Step 950

    950

    #441318

    oklch(26.9% 0.075 17.8)

Export this scale for Tailwind in the Tailwind colors tool

#A7002E 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)#413D2E0.208
Deuteranopia (no green cones)#675D290.188
Tritanopia (no blue cones)#B8001A0.043
Achromatopsia (no color)#5252520.186

Harmonies

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

Complementary

The opposite hue (180°).

  • #A7002E

    #A7002E

    oklch(46.2% 0.185 18.1)

  • #006668

    #006668

    oklch(46.3% 0.079 197.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #A7002E

    #A7002E

    oklch(46.2% 0.185 18.1)

  • #9B0F6A

    #9B0F6A

    oklch(46.2% 0.185 348.2)

  • #8E3D00

    #8E3D00

    oklch(46.1% 0.126 48)

Open the analogous palette in the generator

Split complementary

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

  • #A7002E

    #A7002E

    oklch(46.2% 0.185 18.1)

  • #00694E

    #00694E

    oklch(46.2% 0.094 167.6)

  • #006180

    #006180

    oklch(46% 0.09 228.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #A7002E

    #A7002E

    oklch(46.2% 0.185 18.1)

  • #286A00

    #286A00

    oklch(46.3% 0.143 138)

  • #0052B5

    #0052B5

    oklch(46% 0.172 258.1)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #A7002E

    #A7002E

    oklch(46.2% 0.185 18.1)

  • #5E5C00

    #5E5C00

    oklch(46.2% 0.1 108.3)

  • #006668

    #006668

    oklch(46.3% 0.079 197.1)

  • #593BB7

    #593BB7

    oklch(46.2% 0.185 288)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A7002E, closest first.

Similar named colors

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

Use #A7002E 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.