#334033
Closest named color: Charcoal Grey (#3C4142). oklch(35.6% 0.028 145), rgb(51, 64, 51).
Aa
White text reads best on this color (10.92:1).
About this color
#334033 is a dark close to neutral grey. In OKLCH its lightness is 36%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.030 away. White text reads best on it, at 10.92:1.
| Hue family | Neutrals |
| Lightness | dark (36%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.92:1 |
| White text | 10.92:1 |
Values
| HEX | #334033 |
| RGB | rgb(51, 64, 51) |
| HSL | hsl(120, 11%, 23%) |
| OKLCH | oklch(35.6% 0.028 145) |
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 #334033 | 10.92:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #334033 | 1.92:1 | Fails | Lc 8.6 | Not readable |
| #334033 text on white | 10.92:1 | AAA | Lc 95.3 | Preferred for body text |
| #334033 text on black | 1.92:1 | Fails | Lc -7.4 | 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
#E7EBE7
oklch(93.6% 0.007 145.5)
-
Step 200
200
#D5DBD4
oklch(88.5% 0.011 141.3)
-
Step 300
300
#B9C4B8
oklch(80.8% 0.021 143)
-
Step 400
400
#94A694
oklch(70.6% 0.033 145.2)
-
Step 500
500
#7A917A
oklch(63.2% 0.043 145)
-
Step 600
600
#637B63
oklch(55.7% 0.046 144.9)
-
Step 700
700
#526752
oklch(49% 0.042 144.9)
-
Step 800
800
#435443
oklch(42.6% 0.035 144.9)
-
Step 900
900 (this color)
#334033
oklch(35.6% 0.028 145)
-
Step 950
950
#212921
oklch(27% 0.018 145)
#334033 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) | #413D32 | 0.023 |
| Deuteranopia (no green cones) | #3E3C34 | 0.022 |
| Tritanopia (no blue cones) | #323F3C | 0.017 |
| Achromatopsia (no color) | #3D3D3D | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334033
#334033
oklch(35.6% 0.028 145)
- #443744
#443744
oklch(35.6% 0.028 326.2)
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 #334033, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.030
- Onyx #343A40 ΔE 0.035
- Pakistan Green #283618 ΔE 0.051
- Charcoal #264653 ΔE 0.052
- Evergreen #05472A ΔE 0.053
- Dark Olive #373E02 ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.056
- Dark Teal #014D4E ΔE 0.058
Use #334033 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.