#354237
Closest named color: Charcoal Grey (#3C4142). oklch(36.4% 0.025 149.4), rgb(53, 66, 55).
Aa
White text reads best on this color (10.57:1).
About this color
#354237 is a dark close to neutral grey. In OKLCH its lightness is 36%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.024 away. White text reads best on it, at 10.57:1.
| Hue family | Neutrals |
| Lightness | dark (36%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #354237 |
| RGB | rgb(53, 66, 55) |
| HSL | hsl(129, 11%, 23%) |
| OKLCH | oklch(36.4% 0.025 149.4) |
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 #354237 | 10.57:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #354237 | 1.98:1 | Fails | Lc 9.4 | Not readable |
| #354237 text on white | 10.57:1 | AAA | Lc 94.5 | Preferred for body text |
| #354237 text on black | 1.98:1 | Fails | Lc -8.1 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D4DBD5
oklch(88.4% 0.011 149.8)
-
Step 300
300
#B9C4BA
oklch(80.9% 0.018 148.1)
-
Step 400
400
#94A697
oklch(70.7% 0.03 150.2)
-
Step 500
500
#7A907D
oklch(63% 0.038 149)
-
Step 600
600
#627B66
oklch(55.7% 0.043 149.5)
-
Step 700
700
#516755
oklch(49% 0.039 150.2)
-
Step 800
800
#435445
oklch(42.7% 0.032 148.2)
-
Step 900
900 (this color)
#354237
oklch(36.4% 0.025 149.4)
-
Step 950
950
#212922
oklch(27.1% 0.017 148.6)
#354237 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) | #424036 | 0.021 |
| Deuteranopia (no green cones) | #403E38 | 0.022 |
| Tritanopia (no blue cones) | #33413F | 0.015 |
| Achromatopsia (no color) | #3F3F3F | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #354237
#354237
oklch(36.4% 0.025 149.4)
- #463945
#463945
oklch(36.3% 0.027 328.6)
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 #354237, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.024
- Onyx #343A40 ΔE 0.036
- Charcoal #264653 ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.048
- Dark Teal #014D4E ΔE 0.054
- Evergreen #05472A ΔE 0.056
- Dark Blue Grey #1F3B4D ΔE 0.058
- Dark Blue Green #005249 ΔE 0.059
Use #354237 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.