#05904E
Closest named color: Sea Green (#2E8B57). oklch(57.4% 0.145 153.6), rgb(5, 144, 78).
Aa
Black text reads best on this color (5.10:1).
About this color
#05904E is a medium-dark, vivid green. In OKLCH its lightness is 57%, its chroma 0.145 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.027 away. Black text reads best on it, at 5.10:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #05904E |
| RGB | rgb(5, 144, 78) |
| HSL | hsl(152, 93%, 29%) |
| OKLCH | oklch(57.4% 0.145 153.6) |
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 #05904E | 4.11:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #05904E | 5.10:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #05904E text on white | 4.11:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #05904E text on black | 5.10:1 | AA | Lc -34.0 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EEE4
oklch(93.7% 0.019 152.8)
-
Step 200
200
#C8E1CE
oklch(88.6% 0.037 152.8)
-
Step 300
300
#A1CDAD
oklch(80.8% 0.065 153.2)
-
Step 400
400
#6AB482
oklch(70.8% 0.105 153.4)
-
Step 500
500
#39A062
oklch(63% 0.133 153.5)
-
Step 600
600 (this color)
#05904E
oklch(57.4% 0.145 153.6)
-
Step 700
700
#00743D
oklch(49% 0.125 153.5)
-
Step 800
800
#005F31
oklch(42.6% 0.108 153.6)
-
Step 900
900
#0F4E2B
oklch(37.6% 0.086 153.8)
-
Step 950
950
#0C2E19
oklch(27% 0.056 153.2)
#05904E 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) | #908349 | 0.126 |
| Deuteranopia (no green cones) | #827953 | 0.124 |
| Tritanopia (no blue cones) | #008E80 | 0.074 |
| Achromatopsia (no color) | #7D7D7D | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #05904E
#05904E
oklch(57.4% 0.145 153.6)
- #A9539C
#A9539C
oklch(57.3% 0.145 333.3)
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 #05904E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.027
- Kelley Green #009337 ΔE 0.030
- Viridian #1E9167 ΔE 0.036
- Forest Green #228B22 ΔE 0.041
- Light Forest Green #4F9153 ΔE 0.042
- Jungle Green #048243 ΔE 0.042
- Fern Green #548D44 ΔE 0.043
- Irish Green #019529 ΔE 0.045
Use #05904E 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.