#5BB17E
Closest named color: Tea (#65AB7C). oklch(69.3% 0.113 155.8), rgb(91, 177, 126).
Aa
Black text reads best on this color (8.03:1).
About this color
#5BB17E is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.113 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tea (#65AB7C), ΔE 0.018 away. Black text reads best on it, at 8.03:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Tea (#65AB7C) |
| Black text | 8.03:1 |
| White text | 2.61:1 |
Values
| HEX | #5BB17E |
| RGB | rgb(91, 177, 126) |
| HSL | hsl(144, 36%, 53%) |
| OKLCH | oklch(69.3% 0.113 155.8) |
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 #5BB17E | 2.61:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #5BB17E | 8.03:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #5BB17E text on white | 2.61:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #5BB17E text on black | 8.03:1 | AAA | Lc -51.1 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE4
oklch(93.6% 0.02 154.9)
-
Step 200
200
#C5E1CE
oklch(88.4% 0.039 155.8)
-
Step 300
300
#9CCFAE
oklch(81% 0.071 156.1)
-
Step 400
400 (this color)
#5BB17E
oklch(69.3% 0.113 155.8)
-
Step 500
500
#1FA263
oklch(63% 0.144 156)
-
Step 600
600
#008A50
oklch(55.7% 0.136 155.8)
-
Step 700
700
#007442
oklch(49.1% 0.12 155.6)
-
Step 800
800
#005F35
oklch(42.7% 0.104 155.6)
-
Step 900
900
#004F2C
oklch(37.6% 0.091 156.1)
-
Step 950
950
#052F19
oklch(27% 0.061 155.4)
#5BB17E 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 | 0.103 |
| Deuteranopia (no green cones) | #A49D81 | 0.100 |
| Tritanopia (no blue cones) | #45B0A3 | 0.054 |
| Achromatopsia (no color) | #A0A0A0 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BB17E
#5BB17E
oklch(69.3% 0.113 155.8)
- #C880B7
#C880B7
oklch(69.2% 0.114 335.8)
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 #5BB17E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tea #65AB7C ΔE 0.018
- Dark Seafoam Green #3EAF76 ΔE 0.027
- Algae #54AC68 ΔE 0.031
- Dusty Green #76A973 ΔE 0.031
- Medium Sea Green #3CB371 ΔE 0.032
- Greeny Blue #42B395 ΔE 0.032
- Bluey Green #2BB179 ΔE 0.033
- Faded Green #7BB274 ΔE 0.033
Use #5BB17E 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.