#7C101F

Closest named color: Wine Red (#7B0323). oklch(38% 0.14 21), rgb(124, 16, 31).

Aa

White text reads best on this color (10.76:1).

About this color

#7C101F is a dark, vivid red. In OKLCH its lightness is 38%, its chroma 0.140 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Wine Red (#7B0323), ΔE 0.015 away. White text reads best on it, at 10.76:1.

Hue familyReds
Lightnessdark (38%)
Chromavivid (0.140)
Temperaturewarm
Nearest nameWine Red (#7B0323)
Black text1.95:1
White text10.76:1

Values

HEX#7C101F
RGBrgb(124, 16, 31)
HSLhsl(352, 77%, 27%)
OKLCHoklch(38% 0.14 21)

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 #7C101F 10.76:1 AAA Lc -97.4 Preferred for body text
Black text on #7C101F 1.95:1 Fails Lc 10.6 Not readable
#7C101F text on white 10.76:1 AAA Lc 93.3 Preferred for body text
#7C101F text on black 1.95:1 Fails Lc -9.2 Not readable

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 900.

  1. Step 50

    50

    #FFF2F1

    oklch(97.1% 0.014 22.8)

  2. Step 100

    100

    #FEE2E1

    oklch(93.5% 0.031 20.2)

  3. Step 200

    200

    #FECBC9

    oklch(88.6% 0.058 20.9)

  4. Step 300

    300

    #FDA5A3

    oklch(80.8% 0.105 21.1)

  5. Step 400

    400

    #F76F72

    oklch(70.7% 0.167 21)

  6. Step 500

    500

    #EF3B4D

    oklch(63% 0.215 20.9)

  7. Step 600

    600

    #D70034

    oklch(55.6% 0.223 21)

  8. Step 700

    700

    #B6002B

    oklch(49.1% 0.197 20.8)

  9. Step 800

    800

    #970021

    oklch(42.7% 0.172 21.2)

  10. Step 900

    900 (this color)

    #7C101F

    oklch(38% 0.14 21)

  11. Step 950

    950

    #490D12

    oklch(27.1% 0.089 21.3)

Export this scale for Tailwind in the Tailwind colors tool

#7C101F 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)#332F1F0.155
Deuteranopia (no green cones)#4E461B0.141
Tritanopia (no blue cones)#8900170.028
Achromatopsia (no color)#3E3E3E0.141

Harmonies

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

Complementary

The opposite hue (180°).

  • #7C101F

    #7C101F

    oklch(38% 0.14 21)

  • #004C50

    #004C50

    oklch(37.9% 0.064 200.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #7C101F

    #7C101F

    oklch(38% 0.14 21)

  • #74134B

    #74134B

    oklch(37.9% 0.14 351.1)

  • #6A2F00

    #6A2F00

    oklch(38% 0.099 50.8)

Open the analogous palette in the generator

Split complementary

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

  • #7C101F

    #7C101F

    oklch(38% 0.14 21)

  • #004F3D

    #004F3D

    oklch(38.1% 0.075 170.9)

  • #004963

    #004963

    oklch(38% 0.076 230.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #7C101F

    #7C101F

    oklch(38% 0.14 21)

  • #0E5100

    #0E5100

    oklch(38% 0.125 140.9)

  • #0F3C8B

    #0F3C8B

    oklch(37.9% 0.14 260.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #7C101F

    #7C101F

    oklch(38% 0.14 21)

  • #454600

    #454600

    oklch(38.1% 0.083 110.7)

  • #004C50

    #004C50

    oklch(37.9% 0.064 200.9)

  • #462D85

    #462D85

    oklch(38% 0.14 291.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #7C101F, closest first.

Similar named colors

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

Use #7C101F 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.