#30372F
Closest named color: Onyx (#343A40). oklch(32.7% 0.017 141.7), rgb(48, 55, 47).
Aa
White text reads best on this color (12.25:1).
About this color
#30372F is a dark close to neutral grey. In OKLCH its lightness is 33%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.030 away. White text reads best on it, at 12.25:1.
| Hue family | Neutrals |
| Lightness | dark (33%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.71:1 |
| White text | 12.25:1 |
Values
| HEX | #30372F |
| RGB | rgb(48, 55, 47) |
| HSL | hsl(113, 8%, 20%) |
| OKLCH | oklch(32.7% 0.017 141.7) |
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 #30372F | 12.25:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #30372F | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #30372F text on white | 12.25:1 | AAA | Lc 98.0 | Preferred for body text |
| #30372F text on black | 1.71:1 | 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
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAE8
oklch(93.5% 0.003 145.5)
-
Step 200
200
#D7DAD6
oklch(88.5% 0.006 137.8)
-
Step 300
300
#BCC3BB
oklch(80.9% 0.013 141.8)
-
Step 400
400
#9AA498
oklch(70.7% 0.021 140.5)
-
Step 500
500
#818E7F
oklch(63.2% 0.027 141.5)
-
Step 600
600
#6A7868
oklch(55.6% 0.029 141.7)
-
Step 700
700
#596557
oklch(49.2% 0.026 141.2)
-
Step 800
800
#495247
oklch(42.7% 0.021 140)
-
Step 900
900 (this color)
#30372F
oklch(32.7% 0.017 141.7)
-
Step 950
950
#242823
oklch(27.1% 0.011 139.4)
#30372F 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) | #38362F | 0.014 |
| Deuteranopia (no green cones) | #36352F | 0.012 |
| Tritanopia (no blue cones) | #303635 | 0.012 |
| Achromatopsia (no color) | #353535 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #30372F
#30372F
oklch(32.7% 0.017 141.7)
- #39323A
#39323A
oklch(32.8% 0.017 322)
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 #30372F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.030
- Pakistan Green #283618 ΔE 0.040
- Gunmetal #293241 ΔE 0.042
- Charcoal Grey #3C4142 ΔE 0.046
- Dark Blue Grey #1F3B4D ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.056
- Midnight Green #073B4C ΔE 0.059
- Dark Olive #373E02 ΔE 0.066
Use #30372F 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.