#91FABB
Closest named color: Light Seafoam (#A0FEBF). oklch(90.5% 0.132 156.2), rgb(145, 250, 187).
Aa
Black text reads best on this color (16.59:1).
About this color
#91FABB is a very light, moderately saturated green. In OKLCH its lightness is 90%, its chroma 0.132 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Seafoam (#A0FEBF), ΔE 0.019 away. Black text reads best on it, at 16.59:1.
| Hue family | Greens |
| Lightness | very light (90%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Light Seafoam (#A0FEBF) |
| Black text | 16.59:1 |
| White text | 1.26:1 |
Values
| HEX | #91FABB |
| RGB | rgb(145, 250, 187) |
| HSL | hsl(144, 91%, 77%) |
| OKLCH | oklch(90.5% 0.132 156.2) |
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 #91FABB | 1.26:1 | Fails | Lc -15.0 | Dividers and decoration only |
| Black text on #91FABB | 16.59:1 | AAA | Lc 90.6 | Preferred for body text |
| #91FABB text on white | 1.26:1 | Fails | Lc 13.0 | Not readable |
| #91FABB text on black | 16.59:1 | AAA | Lc -90.9 | Preferred 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
#EAFAEF
oklch(97% 0.022 155.9)
-
Step 100
100
#D0F4DC
oklch(93.5% 0.049 156.1)
-
Step 200
200 (this color)
#91FABB
oklch(90.5% 0.132 156.2)
-
Step 300
300
#49E092
oklch(80.8% 0.169 156.4)
-
Step 400
400
#00BF72
oklch(70.8% 0.171 156.2)
-
Step 500
500
#00A461
oklch(63.2% 0.153 156.1)
-
Step 600
600
#008A51
oklch(55.7% 0.135 156.2)
-
Step 700
700
#007443
oklch(49.1% 0.119 156.1)
-
Step 800
800
#005F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#004F2C
oklch(37.6% 0.091 156.1)
-
Step 950
950
#002F18
oklch(26.8% 0.065 156.1)
#91FABB 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) | #F9EBB7 | 0.121 |
| Deuteranopia (no green cones) | #E9E0BF | 0.118 |
| Tritanopia (no blue cones) | #7AF8E9 | 0.064 |
| Achromatopsia (no color) | #E5E5E5 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91FABB
#91FABB
oklch(90.5% 0.132 156.2)
- #FFCEF2
#FFCEF2
oklch(90.4% 0.072 335.8)
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 #91FABB, closest first.
No curated palette has a color within ΔE 0.04 of #91FABB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Seafoam #A0FEBF ΔE 0.019
- Light Aquamarine #7BFDC7 ΔE 0.020
- Light Blue Green #7EFBB3 ΔE 0.021
- Light Mint Green #A6FBB2 ΔE 0.022
- Mint #9FFEB0 ΔE 0.023
- Seafoam #80F9AD ΔE 0.025
- Foam Green #90FDA9 ΔE 0.027
- Light Seafoam Green #A7FFB5 ΔE 0.027
Use #91FABB 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.