#453A37
Closest named color: Charcoal Grey (#3C4142). oklch(35.9% 0.016 35.7), rgb(69, 58, 55).
Aa
White text reads best on this color (10.97:1).
About this color
#453A37 is a dark close to neutral grey. In OKLCH its lightness is 36%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.026 away. White text reads best on it, at 10.97:1.
| Hue family | Neutrals |
| Lightness | dark (36%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.91:1 |
| White text | 10.97:1 |
Values
| HEX | #453A37 |
| RGB | rgb(69, 58, 55) |
| HSL | hsl(13, 11%, 24%) |
| OKLCH | oklch(35.9% 0.016 35.7) |
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 #453A37 | 10.97:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #453A37 | 1.91:1 | Fails | Lc 8.5 | Not readable |
| #453A37 text on white | 10.97:1 | AAA | Lc 95.4 | Preferred for body text |
| #453A37 text on black | 1.91:1 | 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 900.
-
Step 50
50
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#ECE9E8
oklch(93.6% 0.004 39.5)
-
Step 200
200
#DDD8D6
oklch(88.6% 0.006 43.3)
-
Step 300
300
#C8BEBB
oklch(80.9% 0.012 37.4)
-
Step 400
400
#AC9D98
oklch(70.8% 0.019 39.4)
-
Step 500
500
#98847F
oklch(63% 0.026 34.3)
-
Step 600
600
#826E68
oklch(55.5% 0.027 37.3)
-
Step 700
700
#6E5C57
oklch(49.1% 0.025 36)
-
Step 800
800
#5A4B47
oklch(42.7% 0.021 35.3)
-
Step 900
900 (this color)
#453A37
oklch(35.9% 0.016 35.7)
-
Step 950
950
#2B2523
oklch(27% 0.01 39.3)
#453A37 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) | #3C3B37 | 0.016 |
| Deuteranopia (no green cones) | #3F3D37 | 0.014 |
| Tritanopia (no blue cones) | #483939 | 0.008 |
| Achromatopsia (no color) | #3C3C3C | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #453A37
#453A37
oklch(35.9% 0.016 35.7)
- #333F42
#333F42
oklch(35.8% 0.017 214.6)
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 #453A37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.026
- Onyx #343A40 ΔE 0.032
- Gunmetal #293241 ΔE 0.061
- Charcoal #264653 ΔE 0.062
- Dark Blue Grey #1F3B4D ΔE 0.065
- Purple Brown #673A3F ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.069
- Dark Slate Gray #2F4F4F ΔE 0.069
Use #453A37 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.