#33C877
Closest named color: Algae Green (#21C36F). oklch(73.8% 0.169 154.1), rgb(51, 200, 119).
Aa
Black text reads best on this color (9.66:1).
About this color
#33C877 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.169 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae Green (#21C36F), ΔE 0.018 away. Black text reads best on it, at 9.66:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.169) |
| Temperature | in between |
| Nearest name | Algae Green (#21C36F) |
| Black text | 9.66:1 |
| White text | 2.17:1 |
Values
| HEX | #33C877 |
| RGB | rgb(51, 200, 119) |
| HSL | hsl(147, 59%, 49%) |
| OKLCH | oklch(73.8% 0.169 154.1) |
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 #33C877 | 2.17:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #33C877 | 9.66:1 | AAA | Lc 61.7 | Content text, not long reading |
| #33C877 text on white | 2.17:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #33C877 text on black | 9.66:1 | AAA | Lc -60.0 | Large or bold text, headings |
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
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DBF0E1
oklch(93.6% 0.03 154.7)
-
Step 200
200
#BCE5C8
oklch(88.5% 0.058 154.3)
-
Step 300
300
#88D5A2
oklch(80.9% 0.105 154.4)
-
Step 400
400 (this color)
#33C877
oklch(73.8% 0.169 154.1)
-
Step 500
500
#00A45B
oklch(63.1% 0.158 154.2)
-
Step 600
600
#008A4B
oklch(55.6% 0.14 154)
-
Step 700
700
#00743F
oklch(49.1% 0.123 154.3)
-
Step 800
800
#005F32
oklch(42.6% 0.107 154.1)
-
Step 900
900
#005029
oklch(37.8% 0.096 153.9)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#33C877 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) | #C8B771 | 0.149 |
| Deuteranopia (no green cones) | #B6AB7C | 0.145 |
| Tritanopia (no blue cones) | #00C6B4 | 0.085 |
| Achromatopsia (no color) | #B0B0B0 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33C877
#33C877
oklch(73.8% 0.169 154.1)
- #E87DD5
#E87DD5
oklch(73.7% 0.169 334.1)
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 #33C877, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae Green #21C36F ΔE 0.018
- Dark Mint #48C072 ΔE 0.022
- Seaweed #18D17B ΔE 0.024
- Dark Mint Green #20C073 ΔE 0.025
- Greenblue #23C48B ΔE 0.032
- Soft Green #6FC276 ΔE 0.041
- Green Blue #01C08D ΔE 0.043
- Cool Green #33B864 ΔE 0.046
Use #33C877 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.