#323F33
Closest named color: Charcoal Grey (#3C4142). oklch(35.2% 0.027 147), rgb(50, 63, 51).
Aa
White text reads best on this color (11.08:1).
About this color
#323F33 is a dark close to neutral grey. In OKLCH its lightness is 35%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.031 away. White text reads best on it, at 11.08:1.
| Hue family | Neutrals |
| Lightness | dark (35%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.89:1 |
| White text | 11.08:1 |
Values
| HEX | #323F33 |
| RGB | rgb(50, 63, 51) |
| HSL | hsl(125, 12%, 22%) |
| OKLCH | oklch(35.2% 0.027 147) |
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 #323F33 | 11.08:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #323F33 | 1.89:1 | Fails | Lc 8.3 | Not readable |
| #323F33 text on white | 11.08:1 | AAA | Lc 95.6 | Preferred for body text |
| #323F33 text on black | 1.89:1 | 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
#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
#B9C4B9
oklch(80.9% 0.019 145.4)
-
Step 400
400
#94A695
oklch(70.6% 0.032 146.8)
-
Step 500
500
#7A917B
oklch(63.2% 0.042 146.2)
-
Step 600
600
#627B64
oklch(55.6% 0.046 147.1)
-
Step 700
700
#516753
oklch(49% 0.041 147.3)
-
Step 800
800
#435444
oklch(42.6% 0.034 146.5)
-
Step 900
900 (this color)
#323F33
oklch(35.2% 0.027 147)
-
Step 950
950
#212922
oklch(27.1% 0.017 148.6)
#323F33 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) | #3F3D32 | 0.021 |
| Deuteranopia (no green cones) | #3D3B34 | 0.022 |
| Tritanopia (no blue cones) | #313E3C | 0.017 |
| Achromatopsia (no color) | #3C3C3C | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #323F33
#323F33
oklch(35.2% 0.027 147)
- #433642
#433642
oklch(35.1% 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 #323F33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.031
- Onyx #343A40 ΔE 0.033
- Pakistan Green #283618 ΔE 0.049
- Charcoal #264653 ΔE 0.052
- Evergreen #05472A ΔE 0.054
- Dark Blue Grey #1F3B4D ΔE 0.056
- Dark Olive #373E02 ΔE 0.057
- Dark Slate Gray #2F4F4F ΔE 0.058
Use #323F33 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.