#36333F
Closest named color: Gunmetal (#293241). oklch(32.9% 0.021 296.7), rgb(54, 51, 63).
Aa
White text reads best on this color (12.33:1).
About this color
#36333F is a dark close to neutral grey. In OKLCH its lightness is 33%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.022 away. White text reads best on it, at 12.33:1.
| Hue family | Neutrals |
| Lightness | dark (33%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.70:1 |
| White text | 12.33:1 |
Values
| HEX | #36333F |
| RGB | rgb(54, 51, 63) |
| HSL | hsl(255, 11%, 22%) |
| OKLCH | oklch(32.9% 0.021 296.7) |
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 #36333F | 12.33:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #36333F | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #36333F text on white | 12.33:1 | AAA | Lc 98.1 | Preferred for body text |
| #36333F text on black | 1.70:1 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#D9D8DE
oklch(88.5% 0.008 293.9)
-
Step 300
300
#C1BFCA
oklch(81% 0.015 294.4)
-
Step 400
400
#A29EAF
oklch(70.8% 0.025 296.5)
-
Step 500
500
#8B869B
oklch(63.1% 0.032 296.4)
-
Step 600
600
#756F86
oklch(55.5% 0.036 297.2)
-
Step 700
700
#625D72
oklch(49.1% 0.034 296)
-
Step 800
800
#504C5D
oklch(42.7% 0.028 296)
-
Step 900
900 (this color)
#36333F
oklch(32.9% 0.021 296.7)
-
Step 950
950
#27252C
oklch(27% 0.013 298.6)
#36333F 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) | #313540 | 0.010 |
| Deuteranopia (no green cones) | #31343F | 0.009 |
| Tritanopia (no blue cones) | #343537 | 0.018 |
| Achromatopsia (no color) | #353535 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #36333F
#36333F
oklch(32.9% 0.021 296.7)
- #34372A
#34372A
oklch(33% 0.022 118.2)
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 #36333F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.022
- Onyx #343A40 ΔE 0.023
- Space Cadet #2B2D42 ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.053
- Midnight Green #073B4C ΔE 0.055
- Charcoal #264653 ΔE 0.062
Use #36333F 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.