#37282C
Closest named color: Space Cadet (#2B2D42). oklch(29.6% 0.023 1), rgb(55, 40, 44).
Aa
White text reads best on this color (13.97:1).
About this color
#37282C is a dark close to neutral grey. In OKLCH its lightness is 30%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Space Cadet (#2B2D42), ΔE 0.042 away. White text reads best on it, at 13.97:1.
| Hue family | Neutrals |
| Lightness | dark (30%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.50:1 |
| White text | 13.97:1 |
Values
| HEX | #37282C |
| RGB | rgb(55, 40, 44) |
| HSL | hsl(344, 16%, 19%) |
| OKLCH | oklch(29.6% 0.023 1) |
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 #37282C | 13.97:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #37282C | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #37282C text on white | 13.97:1 | AAA | Lc 100.6 | Preferred for body text |
| #37282C text on black | 1.50:1 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#EFE8E9
oklch(93.7% 0.008 7.3)
-
Step 200
200
#E2D5D8
oklch(88.4% 0.015 1.6)
-
Step 300
300
#D1BABF
oklch(81% 0.027 2.9)
-
Step 400
400
#B9969F
oklch(70.8% 0.043 1.1)
-
Step 500
500
#A77B87
oklch(63% 0.057 0.9)
-
Step 600
600
#926471
oklch(55.6% 0.062 0.8)
-
Step 700
700
#7C535F
oklch(49.1% 0.057 0.3)
-
Step 800
800
#65444D
oklch(42.7% 0.047 1.4)
-
Step 900
900
#523940
oklch(37.5% 0.037 0.6)
-
Step 950
950 (this color)
#37282C
oklch(29.6% 0.023 1)
#37282C 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) | #2A2A2C | 0.025 |
| Deuteranopia (no green cones) | #2D2D2C | 0.024 |
| Tritanopia (no blue cones) | #3A2729 | 0.007 |
| Achromatopsia (no color) | #2C2C2C | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37282C
#37282C
oklch(29.6% 0.023 1)
- #20312D
#20312D
oklch(29.7% 0.024 178.3)
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 #37282C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.042
- Jet #212529 ΔE 0.044
- Gunmetal #293241 ΔE 0.045
- Dark #1B2431 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.058
- Onyx #343A40 ΔE 0.058
- Dark Brown #341C02 ΔE 0.064
- Chocolate Brown #411900 ΔE 0.065
Use #37282C 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.