#373121
Closest named color: Pakistan Green (#283618). oklch(31.5% 0.028 89.9), rgb(55, 49, 33).
Aa
White text reads best on this color (12.93:1).
About this color
#373121 is a dark close to neutral grey. In OKLCH its lightness is 31%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Pakistan Green (#283618), ΔE 0.036 away. White text reads best on it, at 12.93:1.
| Hue family | Neutrals |
| Lightness | dark (31%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.62:1 |
| White text | 12.93:1 |
Values
| HEX | #373121 |
| RGB | rgb(55, 49, 33) |
| HSL | hsl(44, 25%, 17%) |
| OKLCH | oklch(31.5% 0.028 89.9) |
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 #373121 | 12.93:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #373121 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #373121 text on white | 12.93:1 | AAA | Lc 99.1 | Preferred for body text |
| #373121 text on black | 1.62:1 | 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
#F6F5F2
oklch(97% 0.004 91.4)
-
Step 100
100
#ECEAE3
oklch(93.7% 0.01 93.6)
-
Step 200
200
#DED9CC
oklch(88.6% 0.018 89.4)
-
Step 300
300
#C9C0A9
oklch(80.9% 0.033 89.2)
-
Step 400
400
#ADA07B
oklch(70.7% 0.053 91)
-
Step 500
500
#998859
oklch(63.1% 0.068 90.4)
-
Step 600
600
#84713E
oklch(55.5% 0.074 89.5)
-
Step 700
700
#705F30
oklch(49.1% 0.069 89.9)
-
Step 800
800
#5B4E29
oklch(42.8% 0.057 90.6)
-
Step 900
900
#4B4125
oklch(37.8% 0.045 90.5)
-
Step 950
950 (this color)
#373121
oklch(31.5% 0.028 89.9)
#373121 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) | #353020 | 0.005 |
| Deuteranopia (no green cones) | #363222 | 0.003 |
| Tritanopia (no blue cones) | #3A2E2D | 0.026 |
| Achromatopsia (no color) | #313131 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #373121
#373121
oklch(31.5% 0.028 89.9)
- #2C3140
#2C3140
oklch(31.5% 0.028 270.4)
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 #373121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.036
- Onyx #343A40 ΔE 0.051
- Gunmetal #293241 ΔE 0.058
- Dark Olive #373E02 ΔE 0.062
- Jet #212529 ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.066
- Dark Brown #341C02 ΔE 0.069
Use #373121 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.