#91F0B1
Closest named color: Hospital Green (#9BE5AA). oklch(88% 0.126 154), rgb(145, 240, 177).
Aa
Black text reads best on this color (15.30:1).
About this color
#91F0B1 is a light, moderately saturated green. In OKLCH its lightness is 88%, its chroma 0.126 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.028 away. Black text reads best on it, at 15.30:1.
| Hue family | Greens |
| Lightness | light (88%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 15.30:1 |
| White text | 1.37:1 |
Values
| HEX | #91F0B1 |
| RGB | rgb(145, 240, 177) |
| HSL | hsl(140, 76%, 75%) |
| OKLCH | oklch(88% 0.126 154) |
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 #91F0B1 | 1.37:1 | Fails | Lc -20.6 | Dividers and decoration only |
| Black text on #91F0B1 | 15.30:1 | AAA | Lc 85.6 | Fine for body text |
| #91F0B1 text on white | 1.37:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #91F0B1 text on black | 15.30:1 | AAA | Lc -85.5 | Fine for body text |
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 200.
-
Step 50
50
#EBFAEF
oklch(97.1% 0.021 154.1)
-
Step 100
100
#D3F4DC
oklch(93.7% 0.047 153.8)
-
Step 200
200 (this color)
#91F0B1
oklch(88% 0.126 154)
-
Step 300
300
#5ADF8F
oklch(81% 0.163 153.9)
-
Step 400
400
#00BF6A
oklch(70.6% 0.178 154)
-
Step 500
500
#00A45A
oklch(63.1% 0.159 153.9)
-
Step 600
600
#008A4B
oklch(55.6% 0.14 154)
-
Step 700
700
#00743E
oklch(49% 0.124 153.9)
-
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)
#91F0B1 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) | #F0E2AD | 0.113 |
| Deuteranopia (no green cones) | #E1D8B5 | 0.110 |
| Tritanopia (no blue cones) | #7EEEDF | 0.064 |
| Achromatopsia (no color) | #DCDCDC | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91F0B1
#91F0B1
oklch(88% 0.126 154)
- #FFC0F2
#FFC0F2
oklch(88% 0.096 333.8)
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 #91F0B1, closest first.
No curated palette has a color within ΔE 0.04 of #91F0B1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.028
- Seafoam #80F9AD ΔE 0.029
- Light Blue Green #7EFBB3 ΔE 0.031
- Seafoam Green #7AF9AB ΔE 0.033
- Light Turquoise #7EF4CC ΔE 0.034
- Light Aquamarine #7BFDC7 ΔE 0.037
- Light Mint Green #A6FBB2 ΔE 0.038
- Light Green #90EE90 ΔE 0.040
Use #91F0B1 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.