#33463C
Closest named color: Charcoal Grey (#3C4142). oklch(37.5% 0.03 161.6), rgb(51, 70, 60).
Aa
White text reads best on this color (10.08:1).
About this color
#33463C is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.030. 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 10.08:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.08:1 |
| White text | 10.08:1 |
Values
| HEX | #33463C |
| RGB | rgb(51, 70, 60) |
| HSL | hsl(148, 16%, 24%) |
| OKLCH | oklch(37.5% 0.03 161.6) |
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 #33463C | 10.08:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #33463C | 2.08:1 | Fails | Lc 10.5 | Not readable |
| #33463C text on white | 10.08:1 | AAA | Lc 93.4 | Preferred for body text |
| #33463C text on black | 2.08:1 | Fails | Lc -9.1 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D2DCD6
oklch(88.5% 0.013 159.9)
-
Step 300
300
#B5C5BC
oklch(80.9% 0.021 161.3)
-
Step 400
400
#8EA89A
oklch(70.8% 0.035 161.9)
-
Step 500
500
#719281
oklch(63% 0.045 162.4)
-
Step 600
600
#597D6A
oklch(55.7% 0.05 161.2)
-
Step 700
700
#496959
oklch(49.1% 0.045 162.4)
-
Step 800
800
#3C5648
oklch(42.8% 0.039 160.6)
-
Step 900
900 (this color)
#33463C
oklch(37.5% 0.03 161.6)
-
Step 950
950
#1E2924
oklch(26.9% 0.018 165.6)
#33463C 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) | #45433C | 0.028 |
| Deuteranopia (no green cones) | #42413D | 0.028 |
| Tritanopia (no blue cones) | #2F4643 | 0.012 |
| Achromatopsia (no color) | #424242 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33463C
#33463C
oklch(37.5% 0.03 161.6)
- #4C3B45
#4C3B45
oklch(37.4% 0.029 342.5)
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 #33463C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.026
- Dark Slate Gray #2F4F4F ΔE 0.035
- Charcoal #264653 ΔE 0.041
- Onyx #343A40 ΔE 0.043
- Dark Teal #014D4E ΔE 0.044
- Dark Blue Green #005249 ΔE 0.048
- Dark Grey Blue #29465B ΔE 0.054
- Evergreen #05472A ΔE 0.055
Use #33463C 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.