#228554
Closest named color: Sea Green (#2E8B57). oklch(54.8% 0.118 156.7), rgb(34, 133, 84).
Aa
White text reads best on this color (4.61:1).
About this color
#228554 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.118 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.021 away. White text reads best on it, at 4.61:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.55:1 |
| White text | 4.61:1 |
Values
| HEX | #228554 |
| RGB | rgb(34, 133, 84) |
| HSL | hsl(150, 59%, 33%) |
| OKLCH | oklch(54.8% 0.118 156.7) |
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 #228554 | 4.61:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #228554 | 4.55:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #228554 text on white | 4.61:1 | AA | Lc 71.7 | Content text, not long reading |
| #228554 text on black | 4.55:1 | AA | Lc -30.0 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CADFD1
oklch(88.4% 0.029 156.6)
-
Step 300
300
#A5CBB3
oklch(80.8% 0.053 157.3)
-
Step 400
400
#73B18B
oklch(70.7% 0.085 156.5)
-
Step 500
500
#4A9D6E
oklch(63.1% 0.109 156.5)
-
Step 600
600 (this color)
#228554
oklch(54.8% 0.118 156.7)
-
Step 700
700
#157346
oklch(49.2% 0.11 156.5)
-
Step 800
800
#175D3A
oklch(42.6% 0.09 156.8)
-
Step 900
900
#1B4D32
oklch(37.8% 0.071 156.7)
-
Step 950
950
#112D1D
oklch(27% 0.046 156.4)
#228554 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) | #847A51 | 0.107 |
| Deuteranopia (no green cones) | #787157 | 0.105 |
| Tritanopia (no blue cones) | #008478 | 0.054 |
| Achromatopsia (no color) | #757575 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #228554
#228554
oklch(54.8% 0.118 156.7)
- #9B548A
#9B548A
oklch(54.8% 0.117 336.7)
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 #228554, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.021
- Jungle Green #048243 ΔE 0.027
- Viridian #1E9167 ΔE 0.039
- Dark Sage #598556 ΔE 0.047
- Fern Green #548D44 ΔE 0.053
- Light Forest Green #4F9153 ΔE 0.054
- Tree Green #2A7E19 ΔE 0.059
- Forest Green #228B22 ΔE 0.062
Use #228554 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.