#28151F
Closest named color: Jet (#212529). oklch(22.6% 0.035 347.4), rgb(40, 21, 31).
Aa
White text reads best on this color (17.25:1).
About this color
#28151F is a very dark, muted red. In OKLCH its lightness is 23%, its chroma 0.035 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.052 away. White text reads best on it, at 17.25:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.21:1 |
| White text | 17.25:1 |
Values
| HEX | #28151F |
| RGB | rgb(40, 21, 31) |
| HSL | hsl(328, 31%, 12%) |
| OKLCH | oklch(22.6% 0.035 347.4) |
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 #28151F | 17.25:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #28151F | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #28151F text on white | 17.25:1 | AAA | Lc 104.1 | Preferred for body text |
| #28151F text on black | 1.21:1 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E6D3DC
oklch(88.5% 0.024 347.2)
-
Step 300
300
#D6B6C6
oklch(80.9% 0.042 346.5)
-
Step 400
400
#C090A8
oklch(70.6% 0.066 347.4)
-
Step 500
500
#B07493
oklch(63.1% 0.086 347.5)
-
Step 600
600
#9B5C7D
oklch(55.6% 0.093 347.8)
-
Step 700
700
#844C6A
oklch(49.2% 0.085 347.3)
-
Step 800
800
#6B3E56
oklch(42.6% 0.071 347.3)
-
Step 900
900
#573547
oklch(37.6% 0.055 347.1)
-
Step 950
950 (this color)
#28151F
oklch(22.6% 0.035 347.4)
#28151F 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) | #17191F | 0.036 |
| Deuteranopia (no green cones) | #1B1C1F | 0.034 |
| Tritanopia (no blue cones) | #2A1519 | 0.012 |
| Achromatopsia (no color) | #1B1B1B | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28151F
#28151F
oklch(22.6% 0.035 347.4)
- #092119
#092119
oklch(22.6% 0.034 168.7)
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 #28151F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.052
- Rich Black #0D1B2A ΔE 0.053
- Dark #1B2431 ΔE 0.055
- Dark Brown #341C02 ΔE 0.064
- Dark Maroon #3C0008 ΔE 0.064
- Eggplant #380835 ΔE 0.065
- Oxford Blue #1B263B ΔE 0.068
- Aubergine #3D0734 ΔE 0.070
Use #28151F 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.