#33904C
Closest named color: Sea Green (#2E8B57). oklch(58.1% 0.135 149.1), rgb(51, 144, 76).
Aa
Black text reads best on this color (5.23:1).
About this color
#33904C is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.135 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.024 away. Black text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.23:1 |
| White text | 4.01:1 |
Values
| HEX | #33904C |
| RGB | rgb(51, 144, 76) |
| HSL | hsl(136, 48%, 38%) |
| OKLCH | oklch(58.1% 0.135 149.1) |
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 #33904C | 4.01:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #33904C | 5.23:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #33904C text on white | 4.01:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #33904C text on black | 5.23:1 | AA | Lc -34.6 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CBE0CD
oklch(88.6% 0.034 148)
-
Step 300
300
#A6CCAC
oklch(80.9% 0.06 149.5)
-
Step 400
400
#74B27F
oklch(70.8% 0.098 149)
-
Step 500
500
#4C9E5F
oklch(63.1% 0.124 149.3)
-
Step 600
600 (this color)
#33904C
oklch(58.1% 0.135 149.1)
-
Step 700
700
#1A7336
oklch(49% 0.125 149.2)
-
Step 800
800
#1A5E2D
oklch(42.7% 0.104 148.9)
-
Step 900
900
#1D4D29
oklch(37.7% 0.08 149.3)
-
Step 950
950
#122D18
oklch(26.9% 0.051 149.2)
#33904C 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) | #918447 | 0.109 |
| Deuteranopia (no green cones) | #857C51 | 0.107 |
| Tritanopia (no blue cones) | #148D80 | 0.077 |
| Achromatopsia (no color) | #7F7F7F | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33904C
#33904C
oklch(58.1% 0.135 149.1)
- #A55AA1
#A55AA1
oklch(58% 0.135 329.1)
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 #33904C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.024
- Light Forest Green #4F9153 ΔE 0.026
- Fern Green #548D44 ΔE 0.026
- Viridian #1E9167 ΔE 0.035
- Kelley Green #009337 ΔE 0.035
- Forest Green #228B22 ΔE 0.045
- Moss Green #658B38 ΔE 0.045
- Mossy Green #638B27 ΔE 0.048
Use #33904C 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.