#5BB276
Closest named color: Boring Green (#63B365). oklch(69.3% 0.123 152.1), rgb(91, 178, 118).
Aa
Black text reads best on this color (8.07:1).
About this color
#5BB276 is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.123 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Boring Green (#63B365), ΔE 0.022 away. Black text reads best on it, at 8.07:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Boring Green (#63B365) |
| Black text | 8.07:1 |
| White text | 2.60:1 |
Values
| HEX | #5BB276 |
| RGB | rgb(91, 178, 118) |
| HSL | hsl(139, 36%, 53%) |
| OKLCH | oklch(69.3% 0.123 152.1) |
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 #5BB276 | 2.60:1 | Fails | Lc -55.7 | Large or bold text, headings |
| Black text on #5BB276 | 8.07:1 | AAA | Lc 53.4 | Large or bold text, headings |
| #5BB276 text on white | 2.60:1 | Fails | Lc 50.6 | Large or bold text, headings |
| #5BB276 text on black | 8.07:1 | AAA | Lc -51.3 | 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
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C5E2CC
oklch(88.5% 0.043 152.7)
-
Step 300
300
#9CCFA9
oklch(80.8% 0.075 152.3)
-
Step 400
400 (this color)
#5BB276
oklch(69.3% 0.123 152.1)
-
Step 500
500
#1EA357
oklch(63% 0.157 152)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007439
oklch(49% 0.129 152)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#052F16
oklch(27% 0.064 152.5)
#5BB276 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) | #B2A672 | 0.105 |
| Deuteranopia (no green cones) | #A69D7A | 0.104 |
| Tritanopia (no blue cones) | #48B0A2 | 0.064 |
| Achromatopsia (no color) | #A0A0A0 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BB276
#5BB276
oklch(69.3% 0.123 152.1)
- #C97FBE
#C97FBE
oklch(69.4% 0.122 332.3)
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 #5BB276, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Boring Green #63B365 ΔE 0.022
- Algae #54AC68 ΔE 0.024
- Dark Seafoam Green #3EAF76 ΔE 0.024
- Medium Sea Green #3CB371 ΔE 0.024
- Tea #65AB7C ΔE 0.026
- Bluey Green #2BB179 ΔE 0.031
- Faded Green #7BB274 ΔE 0.031
- Dark Seafoam #1FB57A ΔE 0.032
Use #5BB276 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.