#2A4031
Closest named color: Onyx (#343A40). oklch(34.8% 0.038 154.2), rgb(42, 64, 49).
Aa
White text reads best on this color (11.19:1).
About this color
#2A4031 is a dark, muted green. In OKLCH its lightness is 35%, its chroma 0.038 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.041 away. White text reads best on it, at 11.19:1.
| Hue family | Greens |
| Lightness | dark (35%) |
| Chroma | muted (0.038) |
| Temperature | in between |
| Nearest name | Onyx (#343A40) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #2A4031 |
| RGB | rgb(42, 64, 49) |
| HSL | hsl(139, 21%, 21%) |
| OKLCH | oklch(34.8% 0.038 154.2) |
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 #2A4031 | 11.19:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #2A4031 | 1.87:1 | Fails | Lc 8.1 | Not readable |
| #2A4031 text on white | 11.19:1 | AAA | Lc 95.8 | Preferred for body text |
| #2A4031 text on black | 1.87:1 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6EBE7
oklch(93.5% 0.008 151.9)
-
Step 200
200
#D1DCD4
oklch(88.4% 0.016 154.4)
-
Step 300
300
#B3C6B8
oklch(80.8% 0.028 153.8)
-
Step 400
400
#8BA994
oklch(70.6% 0.045 154.6)
-
Step 500
500
#6E947A
oklch(63.1% 0.057 154.6)
-
Step 600
600
#557F62
oklch(55.7% 0.065 153.7)
-
Step 700
700
#456B51
oklch(49.1% 0.06 153.8)
-
Step 800
800
#395743
oklch(42.7% 0.049 154.6)
-
Step 900
900 (this color)
#2A4031
oklch(34.8% 0.038 154.2)
-
Step 950
950
#1D2A21
oklch(27% 0.024 154.3)
#2A4031 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) | #403D30 | 0.034 |
| Deuteranopia (no green cones) | #3C3A32 | 0.033 |
| Tritanopia (no blue cones) | #263F3C | 0.020 |
| Achromatopsia (no color) | #3B3B3B | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A4031
#2A4031
oklch(34.8% 0.038 154.2)
- #473342
#473342
oklch(34.9% 0.038 335.6)
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 #2A4031, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.042
- Evergreen #05472A ΔE 0.042
- Pakistan Green #283618 ΔE 0.044
- Dark Olive #373E02 ΔE 0.053
- Pine Green #0A481E ΔE 0.055
- Dark Teal #014D4E ΔE 0.055
- Charcoal #264653 ΔE 0.056
Use #2A4031 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.