#1D281B
Closest named color: Jet (#212529). oklch(26.2% 0.028 140.7), rgb(29, 40, 27).
Aa
White text reads best on this color (15.31:1).
About this color
#1D281B is a dark close to neutral grey. In OKLCH its lightness is 26%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.032 away. White text reads best on it, at 15.31:1.
| Hue family | Neutrals |
| Lightness | dark (26%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.37:1 |
| White text | 15.31:1 |
Values
| HEX | #1D281B |
| RGB | rgb(29, 40, 27) |
| HSL | hsl(111, 19%, 13%) |
| OKLCH | oklch(26.2% 0.028 140.7) |
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 #1D281B | 15.31:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #1D281B | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #1D281B text on white | 15.31:1 | AAA | Lc 102.2 | Preferred for body text |
| #1D281B text on black | 1.37:1 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6EBE5
oklch(93.5% 0.01 140.5)
-
Step 200
200
#D3DCD1
oklch(88.5% 0.018 140)
-
Step 300
300
#B5C6B2
oklch(80.8% 0.033 141)
-
Step 400
400
#8FA98A
oklch(70.6% 0.053 140.6)
-
Step 500
500
#73946D
oklch(63.1% 0.068 140.7)
-
Step 600
600
#5B7E55
oklch(55.5% 0.074 140.9)
-
Step 700
700
#4B6B45
oklch(49.2% 0.07 140.6)
-
Step 800
800
#3D5739
oklch(42.7% 0.058 141.2)
-
Step 900
900
#354831
oklch(37.8% 0.045 140.2)
-
Step 950
950 (this color)
#1D281B
oklch(26.2% 0.028 140.7)
#1D281B 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) | #29261A | 0.021 |
| Deuteranopia (no green cones) | #27251C | 0.020 |
| Tritanopia (no blue cones) | #1C2724 | 0.018 |
| Achromatopsia (no color) | #252525 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D281B
#1D281B
oklch(26.2% 0.028 140.7)
- #2B202D
#2B202D
oklch(26.2% 0.029 321.1)
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 #1D281B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.032
- Dark #1B2431 ΔE 0.048
- Very Dark Green #062E03 ΔE 0.054
- Dark Forest Green #002D04 ΔE 0.055
- Dark Brown #341C02 ΔE 0.055
- Pakistan Green #283618 ΔE 0.056
- Oxford Blue #1B263B ΔE 0.063
- Rich Black #0D1B2A ΔE 0.069
Use #1D281B 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.