#338552
Closest named color: Sea Green (#2E8B57). oklch(55.3% 0.113 153.2), rgb(51, 133, 82).
Aa
Black text reads best on this color (4.61:1).
About this color
#338552 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.113 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.017 away. Black text reads best on it, at 4.61:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.61:1 |
| White text | 4.54:1 |
Values
| HEX | #338552 |
| RGB | rgb(51, 133, 82) |
| HSL | hsl(143, 45%, 36%) |
| OKLCH | oklch(55.3% 0.113 153.2) |
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 #338552 | 4.54:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #338552 | 4.61:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #338552 text on white | 4.54:1 | AA | Lc 71.3 | Content text, not long reading |
| #338552 text on black | 4.61:1 | AA | Lc -30.4 | 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
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CCDFD1
oklch(88.6% 0.028 153.8)
-
Step 300
300
#A9CBB1
oklch(81% 0.051 152.2)
-
Step 400
400
#79B089
oklch(70.8% 0.081 153.1)
-
Step 500
500
#539C6B
oklch(63.2% 0.105 153)
-
Step 600
600 (this color)
#338552
oklch(55.3% 0.113 153.2)
-
Step 700
700
#267143
oklch(49% 0.104 153)
-
Step 800
800
#215C38
oklch(42.6% 0.086 153.7)
-
Step 900
900
#214C30
oklch(37.7% 0.068 153.2)
-
Step 950
950
#152C1C
oklch(26.9% 0.042 152.5)
#338552 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) | #857B4F | 0.098 |
| Deuteranopia (no green cones) | #7A7355 | 0.096 |
| Tritanopia (no blue cones) | #178378 | 0.058 |
| Achromatopsia (no color) | #767676 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #338552
#338552
oklch(55.3% 0.113 153.2)
- #99588E
#99588E
oklch(55.4% 0.112 333.4)
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 #338552, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.017
- Jungle Green #048243 ΔE 0.032
- Dark Sage #598556 ΔE 0.037
- Viridian #1E9167 ΔE 0.038
- Fern Green #548D44 ΔE 0.045
- Light Forest Green #4F9153 ΔE 0.047
- Military Green #667C3E ΔE 0.053
- Swamp #698339 ΔE 0.056
Use #338552 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.