#B5EF91
Closest named color: Washed Out Green (#BCF5A6). oklch(89.1% 0.136 134.2), rgb(181, 239, 145).
Aa
Black text reads best on this color (15.72:1).
About this color
#B5EF91 is a light, moderately saturated green. In OKLCH its lightness is 89%, its chroma 0.136 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Washed Out Green (#BCF5A6), ΔE 0.028 away. Black text reads best on it, at 15.72:1.
| Hue family | Greens |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Washed Out Green (#BCF5A6) |
| Black text | 15.72:1 |
| White text | 1.33:1 |
Values
| HEX | #B5EF91 |
| RGB | rgb(181, 239, 145) |
| HSL | hsl(97, 75%, 75%) |
| OKLCH | oklch(89.1% 0.136 134.2) |
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 #B5EF91 | 1.33:1 | Fails | Lc -18.9 | Dividers and decoration only |
| Black text on #B5EF91 | 15.72:1 | AAA | Lc 87.2 | Fine for body text |
| #B5EF91 text on white | 1.33:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #B5EF91 text on black | 15.72:1 | AAA | Lc -87.2 | 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
#EFF9EA
oklch(97.1% 0.022 134.9)
-
Step 100
100
#DCF2D0
oklch(93.6% 0.051 134.4)
-
Step 200
200 (this color)
#B5EF91
oklch(89.1% 0.136 134.2)
-
Step 300
300
#8FD85B
oklch(80.8% 0.175 134.2)
-
Step 400
400
#65BA00
oklch(70.7% 0.204 134.3)
-
Step 500
500
#569F00
oklch(63% 0.181 134.2)
-
Step 600
600
#478600
oklch(55.6% 0.16 134.3)
-
Step 700
700
#3B7100
oklch(49.2% 0.142 134.3)
-
Step 800
800
#2F5C00
oklch(42.5% 0.123 134.3)
-
Step 900
900
#274D00
oklch(37.7% 0.108 134.1)
-
Step 950
950
#152E00
oklch(27% 0.078 134)
#B5EF91 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) | #F6E28A | 0.085 |
| Deuteranopia (no green cones) | #EDDD96 | 0.084 |
| Tritanopia (no blue cones) | #B5E8D8 | 0.099 |
| Achromatopsia (no color) | #DFDFDF | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5EF91
#B5EF91
oklch(89.1% 0.136 134.2)
- #EECCFF
#EECCFF
oklch(89% 0.078 314.4)
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 #B5EF91, closest first.
No curated palette has a color within ΔE 0.04 of #B5EF91.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Washed Out Green #BCF5A6 ΔE 0.028
- Light Pastel Green #B2FBA5 ΔE 0.033
- Pale Light Green #B1FC99 ΔE 0.033
- Pistachio #C0FA8B ΔE 0.035
- Light Sage #BCECAC ΔE 0.038
- Pale Green #98FB98 ΔE 0.039
- Light Green #90EE90 ΔE 0.039
- Pastel Green #B0FF9D ΔE 0.040
Use #B5EF91 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.