#33CA80
Closest named color: Seaweed (#18D17B). oklch(74.4% 0.164 156.5), rgb(51, 202, 128).
Aa
Black text reads best on this color (9.90:1).
About this color
#33CA80 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.164 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.024 away. Black text reads best on it, at 9.90:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 9.90:1 |
| White text | 2.12:1 |
Values
| HEX | #33CA80 |
| RGB | rgb(51, 202, 128) |
| HSL | hsl(151, 60%, 50%) |
| OKLCH | oklch(74.4% 0.164 156.5) |
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 #33CA80 | 2.12:1 | Fails | Lc -45.7 | Large or bold text, headings |
| Black text on #33CA80 | 9.90:1 | AAA | Lc 62.8 | Content text, not long reading |
| #33CA80 text on white | 2.12:1 | Fails | Lc 41.1 | Non-text elements, placeholder text |
| #33CA80 text on black | 9.90:1 | AAA | Lc -61.2 | Content text, not long reading |
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 400.
-
Step 50
50
#EEF8F2
oklch(97% 0.013 159.9)
-
Step 100
100
#DBF0E2
oklch(93.6% 0.029 156.6)
-
Step 200
200
#BCE5CA
oklch(88.5% 0.056 156.2)
-
Step 300
300
#87D5A5
oklch(80.9% 0.103 156.2)
-
Step 400
400 (this color)
#33CA80
oklch(74.4% 0.164 156.5)
-
Step 500
500
#00A462
oklch(63.2% 0.152 156.5)
-
Step 600
600
#008A51
oklch(55.7% 0.135 156.2)
-
Step 700
700
#007444
oklch(49.2% 0.118 156.6)
-
Step 800
800
#005F37
oklch(42.7% 0.102 156.7)
-
Step 900
900
#004F2D
oklch(37.6% 0.09 156.8)
-
Step 950
950
#002F19
oklch(26.9% 0.064 157.1)
#33CA80 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) | #C9BA7B | 0.148 |
| Deuteranopia (no green cones) | #B7AD85 | 0.145 |
| Tritanopia (no blue cones) | #00C8B7 | 0.077 |
| Achromatopsia (no color) | #B2B2B2 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33CA80
#33CA80
oklch(74.4% 0.164 156.5)
- #EB80D2
#EB80D2
oklch(74.4% 0.164 336.5)
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 #33CA80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.024
- Greenblue #23C48B ΔE 0.027
- Dark Mint #48C072 ΔE 0.028
- Algae Green #21C36F ΔE 0.028
- Dark Mint Green #20C073 ΔE 0.032
- Soft Green #6FC276 ΔE 0.040
- Green Blue #01C08D ΔE 0.041
- Emerald #06D6A0 ΔE 0.044
Use #33CA80 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.