#004F39
Closest named color: Dark Blue Green (#005249). oklch(37.9% 0.078 166.7), rgb(0, 79, 57).
Aa
White text reads best on this color (9.64:1).
About this color
#004F39 is a dark, moderately saturated green. In OKLCH its lightness is 38%, its chroma 0.078 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.026 away. White text reads best on it, at 9.64:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.17:1 |
| White text | 9.64:1 |
Values
| HEX | #004F39 |
| RGB | rgb(0, 79, 57) |
| HSL | hsl(163, 100%, 15%) |
| OKLCH | oklch(37.9% 0.078 166.7) |
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 #004F39 | 9.64:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #004F39 | 2.17:1 | Fails | Lc 12.1 | Not readable |
| #004F39 text on white | 9.64:1 | AAA | Lc 91.9 | Preferred for body text |
| #004F39 text on black | 2.17:1 | Fails | Lc -10.5 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE7
oklch(93.7% 0.018 164.6)
-
Step 200
200
#C6E0D4
oklch(88.4% 0.032 166.2)
-
Step 300
300
#9DCDB8
oklch(80.8% 0.058 166.3)
-
Step 400
400
#62B394
oklch(70.6% 0.093 166.9)
-
Step 500
500
#25A07A
oklch(63.1% 0.119 167)
-
Step 600
600
#008865
oklch(55.6% 0.114 167)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900 (this color)
#004F39
oklch(37.9% 0.078 166.7)
-
Step 950
950
#072E21
oklch(27% 0.049 166.4)
#004F39 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) | #4D4838 | 0.078 |
| Deuteranopia (no green cones) | #44423A | 0.075 |
| Tritanopia (no blue cones) | #004F49 | 0.027 |
| Achromatopsia (no color) | #454545 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004F39
#004F39
oklch(37.9% 0.078 166.7)
- #5F304A
#5F304A
oklch(37.9% 0.077 347)
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 #004F39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.026
- Evergreen #05472A ΔE 0.030
- Dark Teal #014D4E ΔE 0.039
- Pine Green #0A481E ΔE 0.040
- Deep Teal #00555A ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.054
- British Racing Green #05480D ΔE 0.056
- Spruce #0A5F38 ΔE 0.056
Use #004F39 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.