#312B01
Closest named color: Pakistan Green (#283618). oklch(28.7% 0.059 101), rgb(49, 43, 1).
Aa
White text reads best on this color (14.22:1).
About this color
#312B01 is a dark, muted brown. In OKLCH its lightness is 29%, its chroma 0.059 and its hue 101°. Its hue sits on the warm side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.038 away. White text reads best on it, at 14.22:1.
| Hue family | Browns |
| Lightness | dark (29%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.47:1 |
| White text | 14.22:1 |
Values
| HEX | #312B01 |
| RGB | rgb(49, 43, 1) |
| HSL | hsl(53, 96%, 10%) |
| OKLCH | oklch(28.7% 0.059 101) |
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 #312B01 | 14.22:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #312B01 | 1.47:1 | Fails | Lc 0.0 | Not readable |
| #312B01 text on white | 14.22:1 | AAA | Lc 100.8 | Preferred for body text |
| #312B01 text on black | 1.47:1 | 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
#F7F6EF
oklch(97.2% 0.009 100)
-
Step 100
100
#ECEBDB
oklch(93.7% 0.021 103.9)
-
Step 200
200
#DEDABE
oklch(88.4% 0.038 100.4)
-
Step 300
300
#CAC38E
oklch(81% 0.071 101.5)
-
Step 400
400
#B0A249
oklch(70.6% 0.111 100.5)
-
Step 500
500
#9B8B00
oklch(63.1% 0.132 101.2)
-
Step 600
600
#827400
oklch(55.5% 0.116 101)
-
Step 700
700
#6E6200
oklch(49.2% 0.103 101)
-
Step 800
800
#5A5000
oklch(42.8% 0.089 101.1)
-
Step 900
900
#4B4200
oklch(37.7% 0.078 100.6)
-
Step 950
950 (this color)
#312B01
oklch(28.7% 0.059 101)
#312B01 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) | #302900 | 0.007 |
| Deuteranopia (no green cones) | #322C03 | 0.004 |
| Tritanopia (no blue cones) | #362723 | 0.054 |
| Achromatopsia (no color) | #2B2B2B | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #312B01
#312B01
oklch(28.7% 0.059 101)
- #262647
#262647
oklch(28.6% 0.06 282)
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 #312B01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.038
- Dark Brown #341C02 ΔE 0.049
- Very Dark Green #062E03 ΔE 0.059
- Chocolate Brown #411900 ΔE 0.061
- Dark Forest Green #002D04 ΔE 0.064
- Dark Olive #373E02 ΔE 0.064
- Jet #212529 ΔE 0.071
- Hunter Green #0B4008 ΔE 0.078
Use #312B01 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.