#1B230B
Closest named color: Dark Forest Green (#002D04). oklch(24.1% 0.043 124.8), rgb(27, 35, 11).
Aa
White text reads best on this color (16.25:1).
About this color
#1B230B is a very dark, muted brown. In OKLCH its lightness is 24%, its chroma 0.043 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.048 away. White text reads best on it, at 16.25:1.
| Hue family | Browns |
| Lightness | very dark (24%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.29:1 |
| White text | 16.25:1 |
Values
| HEX | #1B230B |
| RGB | rgb(27, 35, 11) |
| HSL | hsl(80, 52%, 9%) |
| OKLCH | oklch(24.1% 0.043 124.8) |
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 #1B230B | 16.25:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #1B230B | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #1B230B text on white | 16.25:1 | AAA | Lc 103.2 | Preferred for body text |
| #1B230B text on black | 1.29:1 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D5DDC9
oklch(88.6% 0.028 124.8)
-
Step 300
300
#B9C7A4
oklch(81% 0.05 125.3)
-
Step 400
400
#95AA72
oklch(70.8% 0.081 125.1)
-
Step 500
500
#7B944C
oklch(63% 0.102 125)
-
Step 600
600
#657E2D
oklch(55.6% 0.111 124.5)
-
Step 700
700
#536A1F
oklch(49% 0.104 124.8)
-
Step 800
800
#44571C
oklch(42.7% 0.087 125.1)
-
Step 900
900
#3A481D
oklch(37.8% 0.068 124.5)
-
Step 950
950 (this color)
#1B230B
oklch(24.1% 0.043 124.8)
#1B230B 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) | #252009 | 0.020 |
| Deuteranopia (no green cones) | #24200C | 0.019 |
| Tritanopia (no blue cones) | #1C211E | 0.035 |
| Achromatopsia (no color) | #202020 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B230B
#1B230B
oklch(24.1% 0.043 124.8)
- #241A30
#241A30
oklch(24.1% 0.043 304.3)
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 #1B230B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.048
- Very Dark Green #062E03 ΔE 0.049
- Dark Brown #341C02 ΔE 0.051
- Jet #212529 ΔE 0.053
- Dark #1B2431 ΔE 0.067
- Pakistan Green #283618 ΔE 0.071
- Rich Black #0D1B2A ΔE 0.074
- Chocolate Brown #411900 ΔE 0.079
Use #1B230B 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.