#53B17E
Closest named color: Dark Seafoam Green (#3EAF76). oklch(68.9% 0.118 157.4), rgb(83, 177, 126).
Aa
Black text reads best on this color (7.95:1).
About this color
#53B17E is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.118 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam Green (#3EAF76), ΔE 0.021 away. Black text reads best on it, at 7.95:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Dark Seafoam Green (#3EAF76) |
| Black text | 7.95:1 |
| White text | 2.63:1 |
Values
| HEX | #53B17E |
| RGB | rgb(83, 177, 126) |
| HSL | hsl(147, 38%, 51%) |
| OKLCH | oklch(68.9% 0.118 157.4) |
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 #53B17E | 2.63:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #53B17E | 7.95:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #53B17E text on white | 2.63:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #53B17E text on black | 7.95:1 | AAA | Lc -50.7 | 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
#F0F8F3
oklch(97.2% 0.011 158.8)
-
Step 100
100
#DFEEE4
oklch(93.5% 0.021 156.8)
-
Step 200
200
#C4E2CF
oklch(88.6% 0.041 157.7)
-
Step 300
300
#99D0AE
oklch(81% 0.075 157.2)
-
Step 400
400 (this color)
#53B17E
oklch(68.9% 0.118 157.4)
-
Step 500
500
#00A364
oklch(63% 0.149 157.4)
-
Step 600
600
#008954
oklch(55.5% 0.13 157.7)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800
#005F38
oklch(42.7% 0.101 157.3)
-
Step 900
900
#004F2E
oklch(37.6% 0.089 157.5)
-
Step 950
950
#012F1A
oklch(26.9% 0.062 157.8)
#53B17E 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) | #B0A57B | 0.109 |
| Deuteranopia (no green cones) | #A29B81 | 0.106 |
| Tritanopia (no blue cones) | #37B0A3 | 0.054 |
| Achromatopsia (no color) | #9F9F9F | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53B17E
#53B17E
oklch(68.9% 0.118 157.4)
- #CA7EB5
#CA7EB5
oklch(69% 0.117 337.7)
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 #53B17E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam Green #3EAF76 ΔE 0.021
- Tea #65AB7C ΔE 0.021
- Bluey Green #2BB179 ΔE 0.026
- Medium Sea Green #3CB371 ΔE 0.027
- Algae #54AC68 ΔE 0.028
- Dark Seafoam #1FB57A ΔE 0.030
- Greeny Blue #42B395 ΔE 0.031
- Boring Green #63B365 ΔE 0.035
Use #53B17E 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.