#204A39
Closest named color: Dark Blue Green (#005249). oklch(37.3% 0.056 164.8), rgb(32, 74, 57).
Aa
White text reads best on this color (9.99:1).
About this color
#204A39 is a dark, muted green. In OKLCH its lightness is 37%, its chroma 0.056 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.031 away. White text reads best on it, at 9.99:1.
| Hue family | Greens |
| Lightness | dark (37%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.10:1 |
| White text | 9.99:1 |
Values
| HEX | #204A39 |
| RGB | rgb(32, 74, 57) |
| HSL | hsl(156, 40%, 21%) |
| OKLCH | oklch(37.3% 0.056 164.8) |
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 #204A39 | 9.99:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #204A39 | 2.10:1 | Fails | Lc 10.9 | Not readable |
| #204A39 text on white | 9.99:1 | AAA | Lc 93.1 | Preferred for body text |
| #204A39 text on black | 2.10:1 | Fails | Lc -9.4 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE8
oklch(93.7% 0.013 164.8)
-
Step 200
200
#CCDED5
oklch(88.5% 0.023 164.5)
-
Step 300
300
#A8CABA
oklch(81% 0.043 165.2)
-
Step 400
400
#78AE96
oklch(70.6% 0.067 165.1)
-
Step 500
500
#539A7C
oklch(63.1% 0.086 164.6)
-
Step 600
600
#338465
oklch(55.5% 0.093 164.8)
-
Step 700
700
#257054
oklch(49.1% 0.087 164.7)
-
Step 800
800
#215B45
oklch(42.6% 0.071 165.1)
-
Step 900
900 (this color)
#204A39
oklch(37.3% 0.056 164.8)
-
Step 950
950
#142C22
oklch(27% 0.036 165)
#204A39 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) | #494538 | 0.056 |
| Deuteranopia (no green cones) | #42403A | 0.054 |
| Tritanopia (no blue cones) | #114A45 | 0.021 |
| Achromatopsia (no color) | #424242 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #204A39
#204A39
oklch(37.3% 0.056 164.8)
- #563448
#563448
oklch(37.3% 0.057 344.1)
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 #204A39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.031
- Evergreen #05472A ΔE 0.033
- Dark Teal #014D4E ΔE 0.035
- Dark Slate Gray #2F4F4F ΔE 0.043
- Pine Green #0A481E ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.052
- Charcoal #264653 ΔE 0.052
- Deep Teal #00555A ΔE 0.055
Use #204A39 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.