#7A2921
Closest named color: Chestnut (#742802). oklch(40.1% 0.115 28.8), rgb(122, 41, 33).
Aa
White text reads best on this color (9.69:1).
About this color
#7A2921 is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.115 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.030 away. White text reads best on it, at 9.69:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.16:1 |
| White text | 9.69:1 |
Values
| HEX | #7A2921 |
| RGB | rgb(122, 41, 33) |
| HSL | hsl(5, 57%, 30%) |
| OKLCH | oklch(40.1% 0.115 28.8) |
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 #7A2921 | 9.69:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #7A2921 | 2.16:1 | Fails | Lc 12.3 | Not readable |
| #7A2921 text on white | 9.69:1 | AAA | Lc 91.7 | Preferred for body text |
| #7A2921 text on black | 2.16:1 | Fails | Lc -10.7 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E0
oklch(93.6% 0.025 29.9)
-
Step 200
200
#F7CEC7
oklch(88.5% 0.048 29.4)
-
Step 300
300
#F3ACA1
oklch(80.9% 0.086 28.9)
-
Step 400
400
#EA7C6E
oklch(70.7% 0.138 28.6)
-
Step 500
500
#E05547
oklch(63.1% 0.176 28.8)
-
Step 600
600
#CB3228
oklch(55.6% 0.191 28.7)
-
Step 700
700
#AF221A
oklch(49% 0.178 28.9)
-
Step 800
800
#8E2019
oklch(42.7% 0.147 28.7)
-
Step 900
900 (this color)
#7A2921
oklch(40.1% 0.115 28.8)
-
Step 950
950
#431510
oklch(26.9% 0.073 29)
#7A2921 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) | #3F3920 | 0.120 |
| Deuteranopia (no green cones) | #534B1F | 0.111 |
| Tritanopia (no blue cones) | #861528 | 0.039 |
| Achromatopsia (no color) | #444444 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A2921
#7A2921
oklch(40.1% 0.115 28.8)
- #00525C
#00525C
oklch(40.1% 0.069 208.9)
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 #7A2921, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.030
- Red Brown #8B2E16 ΔE 0.041
- Maroon #800000 ΔE 0.047
- Brick Red #8F1402 ΔE 0.047
- Dark Red #8B0000 ΔE 0.049
- Rust Brown #8B3103 ΔE 0.050
- Wine Red #7B0323 ΔE 0.051
- Blood #770001 ΔE 0.054
Use #7A2921 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.