#2B1F28
Closest named color: Jet (#212529). oklch(25.7% 0.024 335.4), rgb(43, 31, 40).
Aa
White text reads best on this color (15.79:1).
About this color
#2B1F28 is a dark close to neutral grey. In OKLCH its lightness is 26%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.026 away. White text reads best on it, at 15.79:1.
| Hue family | Neutrals |
| Lightness | dark (26%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.32:1 |
| White text | 15.79:1 |
Values
| HEX | #2B1F28 |
| RGB | rgb(43, 31, 40) |
| HSL | hsl(315, 16%, 15%) |
| OKLCH | oklch(25.7% 0.024 335.4) |
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 #2B1F28 | 15.79:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #2B1F28 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #2B1F28 text on white | 15.79:1 | AAA | Lc 102.7 | Preferred for body text |
| #2B1F28 text on black | 1.32:1 | 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
#F7F4F6
oklch(97% 0.004 337.4)
-
Step 100
100
#EEE8EC
oklch(93.7% 0.008 337.4)
-
Step 200
200
#E0D5DD
oklch(88.4% 0.016 335.1)
-
Step 300
300
#CDBAC8
oklch(80.9% 0.029 335)
-
Step 400
400
#B496AC
oklch(70.7% 0.047 335.6)
-
Step 500
500
#A17C98
oklch(63.1% 0.06 335.1)
-
Step 600
600
#8B6582
oklch(55.5% 0.064 335.1)
-
Step 700
700
#76546E
oklch(49.1% 0.059 335.2)
-
Step 800
800
#60455A
oklch(42.7% 0.049 334.5)
-
Step 900
900
#4F3A4A
oklch(37.8% 0.039 335)
-
Step 950
950 (this color)
#2B1F28
oklch(25.7% 0.024 335.4)
#2B1F28 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) | #1F2228 | 0.024 |
| Deuteranopia (no green cones) | #222328 | 0.021 |
| Tritanopia (no blue cones) | #2C1F22 | 0.011 |
| Achromatopsia (no color) | #232323 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B1F28
#2B1F28
oklch(25.7% 0.024 335.4)
- #1A271E
#1A271E
oklch(25.7% 0.025 154.2)
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 #2B1F28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.026
- Dark #1B2431 ΔE 0.033
- Oxford Blue #1B263B ΔE 0.044
- Space Cadet #2B2D42 ΔE 0.057
- Rich Black #0D1B2A ΔE 0.057
- Dark Brown #341C02 ΔE 0.059
- Gunmetal #293241 ΔE 0.067
- Chocolate Brown #411900 ΔE 0.070
Use #2B1F28 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.