#304333
Closest named color: Charcoal Grey (#3C4142). oklch(36.1% 0.037 149.1), rgb(48, 67, 51).
Aa
White text reads best on this color (10.62:1).
About this color
#304333 is a dark, muted green. In OKLCH its lightness is 36%, its chroma 0.037 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.035 away. White text reads best on it, at 10.62:1.
| Hue family | Greens |
| Lightness | dark (36%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #304333 |
| RGB | rgb(48, 67, 51) |
| HSL | hsl(129, 17%, 23%) |
| OKLCH | oklch(36.1% 0.037 149.1) |
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 #304333 | 10.62:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #304333 | 1.97:1 | Fails | Lc 9.3 | Not readable |
| #304333 text on white | 10.62:1 | AAA | Lc 94.6 | Preferred for body text |
| #304333 text on black | 1.97:1 | Fails | Lc -8.0 | 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
#E6EBE7
oklch(93.5% 0.008 151.9)
-
Step 200
200
#D3DCD4
oklch(88.5% 0.015 148.8)
-
Step 300
300
#B5C6B7
oklch(80.9% 0.028 148.8)
-
Step 400
400
#8EA992
oklch(70.8% 0.045 149.3)
-
Step 500
500
#729377
oklch(63% 0.056 149.1)
-
Step 600
600
#5A7E60
oklch(55.7% 0.062 149.2)
-
Step 700
700
#4A6A4F
oklch(49.1% 0.057 148.8)
-
Step 800
800
#3D5641
oklch(42.6% 0.046 149)
-
Step 900
900 (this color)
#304333
oklch(36.1% 0.037 149.1)
-
Step 950
950
#1F2A20
oklch(27.1% 0.024 147.3)
#304333 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) | #434032 | 0.030 |
| Deuteranopia (no green cones) | #403E34 | 0.029 |
| Tritanopia (no blue cones) | #2E423F | 0.022 |
| Achromatopsia (no color) | #3E3E3E | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #304333
#304333
oklch(36.1% 0.037 149.1)
- #483747
#483747
oklch(36.2% 0.035 328.2)
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 #304333, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.035
- Onyx #343A40 ΔE 0.044
- Evergreen #05472A ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.051
- Dark Teal #014D4E ΔE 0.052
- Charcoal #264653 ΔE 0.052
- Dark Olive #373E02 ΔE 0.053
- Pakistan Green #283618 ΔE 0.054
Use #304333 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.