#7C2100
Closest named color: Chestnut (#742802). oklch(39.2% 0.131 37.1), rgb(124, 33, 0).
Aa
White text reads best on this color (10.12:1).
About this color
#7C2100 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.131 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.019 away. White text reads best on it, at 10.12:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.07:1 |
| White text | 10.12:1 |
Values
| HEX | #7C2100 |
| RGB | rgb(124, 33, 0) |
| HSL | hsl(16, 100%, 24%) |
| OKLCH | oklch(39.2% 0.131 37.1) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #7C2100 | 10.12:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #7C2100 | 2.07:1 | Fails | Lc 11.6 | Not readable |
| #7C2100 text on white | 10.12:1 | AAA | Lc 92.3 | Preferred for body text |
| #7C2100 text on black | 2.07:1 | Fails | Lc -10.1 | 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.
-
Step 50
50
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FCE4DD
oklch(93.6% 0.028 36.9)
-
Step 200
200
#FACDC0
oklch(88.4% 0.054 36.7)
-
Step 300
300
#F8AA93
oklch(80.8% 0.098 37.1)
-
Step 400
400
#F17855
oklch(70.6% 0.157 37)
-
Step 500
500
#E84D16
oklch(63% 0.2 37.2)
-
Step 600
600
#C83B00
oklch(55.7% 0.186 37.1)
-
Step 700
700
#A93000
oklch(49.1% 0.164 37)
-
Step 800
800
#8C2600
oklch(42.7% 0.143 37)
-
Step 900
900 (this color)
#7C2100
oklch(39.2% 0.131 37.1)
-
Step 950
950
#461304
oklch(27% 0.082 37.1)
#7C2100 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3D3500 | 0.133 |
| Deuteranopia (no green cones) | #534900 | 0.120 |
| Tritanopia (no blue cones) | #89001C | 0.049 |
| Achromatopsia (no color) | #424242 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C2100
#7C2100
oklch(39.2% 0.131 37.1)
- #004E5E
#004E5E
oklch(39.1% 0.07 217.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #7C2100, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.019
- Maroon #800000 ΔE 0.034
- Dark Red #8B0000 ΔE 0.040
- Brick Red #8F1402 ΔE 0.041
- Blood #770001 ΔE 0.043
- Red Brown #8B2E16 ΔE 0.045
- Reddy Brown #6E1005 ΔE 0.046
- Rust Brown #8B3103 ΔE 0.048
Use #7C2100 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.