#28271B
Closest named color: Jet (#212529). oklch(27% 0.021 103.7), rgb(40, 39, 27).
Aa
White text reads best on this color (15.04:1).
About this color
#28271B is a dark close to neutral grey. In OKLCH its lightness is 27%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.030 away. White text reads best on it, at 15.04:1.
| Hue family | Neutrals |
| Lightness | dark (27%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.39:1 |
| White text | 15.04:1 |
Values
| HEX | #28271B |
| RGB | rgb(40, 39, 27) |
| HSL | hsl(55, 19%, 13%) |
| OKLCH | oklch(27% 0.021 103.7) |
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 #28271B | 15.04:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #28271B | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #28271B text on white | 15.04:1 | AAA | Lc 101.9 | Preferred for body text |
| #28271B text on black | 1.39:1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EAEAE5
oklch(93.6% 0.007 106.5)
-
Step 200
200
#DADACF
oklch(88.5% 0.015 106.7)
-
Step 300
300
#C3C2AF
oklch(81% 0.026 104.5)
-
Step 400
400
#A4A286
oklch(70.6% 0.039 104)
-
Step 500
500
#8E8B67
oklch(63% 0.051 103.8)
-
Step 600
600
#79754F
oklch(55.6% 0.055 102.9)
-
Step 700
700
#65623F
oklch(49% 0.052 103.9)
-
Step 800
800
#535035
oklch(42.7% 0.042 102.6)
-
Step 900
900
#44432E
oklch(37.8% 0.034 105.6)
-
Step 950
950 (this color)
#28271B
oklch(27% 0.021 103.7)
#28271B 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 | 0.004 |
| Deuteranopia (no green cones) | #2A271B | 0.004 |
| Tritanopia (no blue cones) | #2A2524 | 0.020 |
| Achromatopsia (no color) | #262626 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28271B
#28271B
oklch(27% 0.021 103.7)
- #252531
#252531
oklch(27% 0.022 284.8)
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 #28271B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.030
- Dark Brown #341C02 ΔE 0.043
- Dark #1B2431 ΔE 0.049
- Pakistan Green #283618 ΔE 0.055
- Chocolate Brown #411900 ΔE 0.062
- Oxford Blue #1B263B ΔE 0.063
- Very Dark Green #062E03 ΔE 0.067
- Gunmetal #293241 ΔE 0.067
Use #28271B 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.