#009055
Closest named color: Sea Green (#2E8B57). oklch(57.5% 0.139 156.3), rgb(0, 144, 85).
Aa
Black text reads best on this color (5.12:1).
About this color
#009055 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.139 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.021 away. Black text reads best on it, at 5.12:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.12:1 |
| White text | 4.10:1 |
Values
| HEX | #009055 |
| RGB | rgb(0, 144, 85) |
| HSL | hsl(155, 100%, 28%) |
| OKLCH | oklch(57.5% 0.139 156.3) |
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 #009055 | 4.10:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #009055 | 5.12:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #009055 text on white | 4.10:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #009055 text on black | 5.12:1 | AA | Lc -34.1 | 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
#E1EEE5
oklch(93.7% 0.018 155.8)
-
Step 200
200
#C8E0D0
oklch(88.4% 0.034 156.5)
-
Step 300
300
#A0CDB0
oklch(80.8% 0.063 156.5)
-
Step 400
400
#69B387
oklch(70.6% 0.099 156.6)
-
Step 500
500
#37A068
oklch(63.1% 0.128 156.1)
-
Step 600
600 (this color)
#009055
oklch(57.5% 0.139 156.3)
-
Step 700
700
#007443
oklch(49.1% 0.119 156.1)
-
Step 800
800
#005F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#0E4E2E
oklch(37.6% 0.083 156.1)
-
Step 950
950
#0C2E1B
oklch(27% 0.053 155.6)
#009055 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) | #8F8351 | 0.125 |
| Deuteranopia (no green cones) | #817959 | 0.122 |
| Tritanopia (no blue cones) | #008F81 | 0.066 |
| Achromatopsia (no color) | #7D7D7D | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #009055
#009055
oklch(57.5% 0.139 156.3)
- #AA5597
#AA5597
oklch(57.5% 0.138 336.4)
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 #009055, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.021
- Viridian #1E9167 ΔE 0.027
- Kelley Green #009337 ΔE 0.039
- Light Forest Green #4F9153 ΔE 0.041
- Jungle Green #048243 ΔE 0.043
- Fern Green #548D44 ΔE 0.044
- Forest Green #228B22 ΔE 0.050
- Irish Green #019529 ΔE 0.053
Use #009055 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.