#91F8B0
Closest named color: Seafoam (#80F9AD). oklch(89.8% 0.139 152.4), rgb(145, 248, 176).
Aa
Black text reads best on this color (16.25:1).
About this color
#91F8B0 is a light, moderately saturated green. In OKLCH its lightness is 90%, its chroma 0.139 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam (#80F9AD), ΔE 0.016 away. Black text reads best on it, at 16.25:1.
| Hue family | Greens |
| Lightness | light (90%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Seafoam (#80F9AD) |
| Black text | 16.25:1 |
| White text | 1.29:1 |
Values
| HEX | #91F8B0 |
| RGB | rgb(145, 248, 176) |
| HSL | hsl(138, 88%, 77%) |
| OKLCH | oklch(89.8% 0.139 152.4) |
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 #91F8B0 | 1.29:1 | Fails | Lc -16.5 | Dividers and decoration only |
| Black text on #91F8B0 | 16.25:1 | AAA | Lc 89.3 | Fine for body text |
| #91F8B0 text on white | 1.29:1 | Fails | Lc 14.3 | Not readable |
| #91F8B0 text on black | 16.25:1 | AAA | Lc -89.5 | 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
#EAFAEE
oklch(97% 0.023 153.5)
-
Step 100
100
#D1F4D9
oklch(93.5% 0.051 152.1)
-
Step 200
200 (this color)
#91F8B0
oklch(89.8% 0.139 152.4)
-
Step 300
300
#4EE186
oklch(81% 0.179 152.5)
-
Step 400
400
#00C064
oklch(70.8% 0.185 152.3)
-
Step 500
500
#00A455
oklch(63% 0.164 152.5)
-
Step 600
600
#008A47
oklch(55.5% 0.144 152.6)
-
Step 700
700
#00743A
oklch(49% 0.128 152.4)
-
Step 800
800
#00602F
oklch(42.8% 0.112 152.4)
-
Step 900
900
#005026
oklch(37.8% 0.099 152.3)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#91F8B0 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) | #F8E9AC | 0.121 |
| Deuteranopia (no green cones) | #E9DEB4 | 0.119 |
| Tritanopia (no blue cones) | #7DF5E5 | 0.073 |
| Achromatopsia (no color) | #E2E2E2 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91F8B0
#91F8B0
oklch(89.8% 0.139 152.4)
- #FFCAF6
#FFCAF6
oklch(89.9% 0.082 332.1)
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 #91F8B0, closest first.
No curated palette has a color within ΔE 0.04 of #91F8B0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam #80F9AD ΔE 0.016
- Light Blue Green #7EFBB3 ΔE 0.016
- Foam Green #90FDA9 ΔE 0.019
- Seafoam Green #7AF9AB ΔE 0.021
- Mint #9FFEB0 ΔE 0.022
- Light Mint Green #A6FBB2 ΔE 0.023
- Light Seafoam #A0FEBF ΔE 0.028
- Light Aquamarine #7BFDC7 ΔE 0.029
Use #91F8B0 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.