#321B1B
Closest named color: Dark Brown (#341C02). oklch(25.3% 0.037 19.9), rgb(50, 27, 27).
Aa
White text reads best on this color (16.05:1).
About this color
#321B1B is a dark, muted red. In OKLCH its lightness is 25%, its chroma 0.037 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.038 away. White text reads best on it, at 16.05:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | muted (0.037) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.30:1 |
| White text | 16.05:1 |
Values
| HEX | #321B1B |
| RGB | rgb(50, 27, 27) |
| HSL | hsl(0, 30%, 15%) |
| OKLCH | oklch(25.3% 0.037 19.9) |
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 #321B1B | 16.05:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #321B1B | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #321B1B text on white | 16.05:1 | AAA | Lc 102.9 | Preferred for body text |
| #321B1B text on black | 1.30:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F2E7E6
oklch(93.6% 0.012 23.7)
-
Step 200
200
#E9D3D2
oklch(88.5% 0.025 20.8)
-
Step 300
300
#DCB6B5
oklch(80.9% 0.044 19.9)
-
Step 400
400
#C8908F
oklch(70.7% 0.068 20.1)
-
Step 500
500
#B97373
oklch(63% 0.089 19.9)
-
Step 600
600
#A45B5C
oklch(55.6% 0.096 19.7)
-
Step 700
700
#8D4A4B
oklch(49.1% 0.091 20)
-
Step 800
800
#723D3E
oklch(42.6% 0.074 19.5)
-
Step 900
900
#5D3535
oklch(37.8% 0.058 20.1)
-
Step 950
950 (this color)
#321B1B
oklch(25.3% 0.037 19.9)
#321B1B 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) | #201F1B | 0.038 |
| Deuteranopia (no green cones) | #25231B | 0.036 |
| Tritanopia (no blue cones) | #36181B | 0.012 |
| Achromatopsia (no color) | #212121 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #321B1B
#321B1B
oklch(25.3% 0.037 19.9)
- #072829
#072829
oklch(25.4% 0.037 198)
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 #321B1B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.038
- Jet #212529 ΔE 0.044
- Chocolate Brown #411900 ΔE 0.047
- Dark #1B2431 ΔE 0.057
- Deep Brown #410200 ΔE 0.061
- Dark Maroon #3C0008 ΔE 0.061
- Mahogany #4A0100 ΔE 0.069
- Oxford Blue #1B263B ΔE 0.069
Use #321B1B 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.