#34C577
Closest named color: Algae Green (#21C36F). oklch(73% 0.165 154.5), rgb(52, 197, 119).
Aa
Black text reads best on this color (9.39:1).
About this color
#34C577 is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.165 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae Green (#21C36F), ΔE 0.014 away. Black text reads best on it, at 9.39:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Algae Green (#21C36F) |
| Black text | 9.39:1 |
| White text | 2.23:1 |
Values
| HEX | #34C577 |
| RGB | rgb(52, 197, 119) |
| HSL | hsl(148, 58%, 49%) |
| OKLCH | oklch(73% 0.165 154.5) |
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 #34C577 | 2.23:1 | Fails | Lc -48.3 | Large or bold text, headings |
| Black text on #34C577 | 9.39:1 | AAA | Lc 60.4 | Content text, not long reading |
| #34C577 text on white | 2.23:1 | Fails | Lc 43.6 | Non-text elements, placeholder text |
| #34C577 text on black | 9.39:1 | AAA | Lc -58.6 | 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
#BCE5C9
oklch(88.5% 0.057 155.2)
-
Step 300
300
#89D5A3
oklch(81% 0.104 154.6)
-
Step 400
400 (this color)
#34C577
oklch(73% 0.165 154.5)
-
Step 500
500
#00A45C
oklch(63.1% 0.158 154.5)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#00743F
oklch(49.1% 0.123 154.3)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#004F2A
oklch(37.6% 0.093 154.9)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#34C577 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) | #C4B572 | 0.145 |
| Deuteranopia (no green cones) | #B3A87C | 0.143 |
| Tritanopia (no blue cones) | #00C3B1 | 0.081 |
| Achromatopsia (no color) | #ADADAD | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #34C577
#34C577
oklch(73% 0.165 154.5)
- #E57CD1
#E57CD1
oklch(73% 0.165 334.7)
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 #34C577, closest first.
No curated palette has a color within ΔE 0.04 of #34C577.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae Green #21C36F ΔE 0.014
- Dark Mint #48C072 ΔE 0.015
- Dark Mint Green #20C073 ΔE 0.017
- Greenblue #23C48B ΔE 0.027
- Seaweed #18D17B ΔE 0.033
- Green Blue #01C08D ΔE 0.037
- Cool Green #33B864 ΔE 0.039
- Soft Green #6FC276 ΔE 0.039
Use #34C577 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.