#91FCB9
Closest named color: Light Seafoam (#A0FEBF). oklch(90.9% 0.137 155.1), rgb(145, 252, 185).
Aa
Black text reads best on this color (16.82:1).
About this color
#91FCB9 is a very light, moderately saturated green. In OKLCH its lightness is 91%, its chroma 0.137 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Seafoam (#A0FEBF), ΔE 0.018 away. Black text reads best on it, at 16.82:1.
| Hue family | Greens |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Light Seafoam (#A0FEBF) |
| Black text | 16.82:1 |
| White text | 1.24:1 |
Values
| HEX | #91FCB9 |
| RGB | rgb(145, 252, 185) |
| HSL | hsl(142, 95%, 78%) |
| OKLCH | oklch(90.9% 0.137 155.1) |
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 #91FCB9 | 1.24:1 | Fails | Lc -14.0 | Not readable |
| Black text on #91FCB9 | 16.82:1 | AAA | Lc 91.5 | Preferred for body text |
| #91FCB9 text on white | 1.24:1 | Fails | Lc 12.1 | Not readable |
| #91FCB9 text on black | 16.82:1 | AAA | Lc -91.9 | 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
#D0F5DB
oklch(93.7% 0.052 154.7)
-
Step 200
200 (this color)
#91FCB9
oklch(90.9% 0.137 155.1)
-
Step 300
300
#45E18D
oklch(80.9% 0.176 155.1)
-
Step 400
400
#00BF6E
oklch(70.7% 0.175 155)
-
Step 500
500
#00A45E
oklch(63.1% 0.156 155.1)
-
Step 600
600
#008A4E
oklch(55.6% 0.137 155)
-
Step 700
700
#007441
oklch(49.1% 0.121 155.2)
-
Step 800
800
#005F34
oklch(42.6% 0.105 155.1)
-
Step 900
900
#004F2B
oklch(37.6% 0.092 155.5)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#91FCB9 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) | #FBEDB5 | 0.123 |
| Deuteranopia (no green cones) | #EBE2BD | 0.119 |
| Tritanopia (no blue cones) | #7AFAEA | 0.067 |
| Achromatopsia (no color) | #E6E6E6 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91FCB9
#91FCB9
oklch(90.9% 0.137 155.1)
- #FFD0F3
#FFD0F3
oklch(90.8% 0.069 335.3)
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 #91FCB9, closest first.
No curated palette has a color within ΔE 0.04 of #91FCB9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Seafoam #A0FEBF ΔE 0.018
- Mint #9FFEB0 ΔE 0.018
- Light Blue Green #7EFBB3 ΔE 0.019
- Light Mint Green #A6FBB2 ΔE 0.019
- Foam Green #90FDA9 ΔE 0.021
- Light Aquamarine #7BFDC7 ΔE 0.022
- Light Seafoam Green #A7FFB5 ΔE 0.023
- Seafoam #80F9AD ΔE 0.023
Use #91FCB9 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.