#B9F590
Closest named color: Pistachio (#C0FA8B). oklch(90.6% 0.144 133.6), rgb(185, 245, 144).
Aa
Black text reads best on this color (16.52:1).
About this color
#B9F590 is a very light, vivid green. In OKLCH its lightness is 91%, its chroma 0.144 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pistachio (#C0FA8B), ΔE 0.018 away. Black text reads best on it, at 16.52:1.
| Hue family | Greens |
| Lightness | very light (91%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Pistachio (#C0FA8B) |
| Black text | 16.52:1 |
| White text | 1.27:1 |
Values
| HEX | #B9F590 |
| RGB | rgb(185, 245, 144) |
| HSL | hsl(96, 83%, 76%) |
| OKLCH | oklch(90.6% 0.144 133.6) |
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 #B9F590 | 1.27:1 | Fails | Lc -15.4 | Dividers and decoration only |
| Black text on #B9F590 | 16.52:1 | AAA | Lc 90.3 | Preferred for body text |
| #B9F590 text on white | 1.27:1 | Fails | Lc 13.3 | Not readable |
| #B9F590 text on black | 16.52:1 | AAA | Lc -90.6 | 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
#EFF9E9
oklch(97% 0.024 133.5)
-
Step 100
100
#DCF2CE
oklch(93.6% 0.053 133.2)
-
Step 200
200 (this color)
#B9F590
oklch(90.6% 0.144 133.6)
-
Step 300
300
#8ED951
oklch(80.9% 0.184 133.5)
-
Step 400
400
#69B900
oklch(70.6% 0.201 133.5)
-
Step 500
500
#599F00
oklch(63.1% 0.18 133.6)
-
Step 600
600
#4A8600
oklch(55.7% 0.159 133.6)
-
Step 700
700
#3D7000
oklch(49% 0.14 133.6)
-
Step 800
800
#315C00
oklch(42.6% 0.122 133.6)
-
Step 900
900
#284D00
oklch(37.7% 0.108 133.7)
-
Step 950
950
#162E00
oklch(27.1% 0.077 133.4)
#B9F590 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) | #FDE788 | 0.089 |
| Deuteranopia (no green cones) | #F4E296 | 0.089 |
| Tritanopia (no blue cones) | #BAEEDC | 0.104 |
| Achromatopsia (no color) | #E4E4E4 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9F590
#B9F590
oklch(90.6% 0.144 133.6)
- #F0D4FF
#F0D4FF
oklch(90.6% 0.065 313.9)
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 #B9F590, closest first.
No curated palette has a color within ΔE 0.04 of #B9F590.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pistachio #C0FA8B ΔE 0.018
- Pale Light Green #B1FC99 ΔE 0.018
- Light Pastel Green #B2FBA5 ΔE 0.023
- Celery #C1FD95 ΔE 0.024
- Pastel Green #B0FF9D ΔE 0.026
- Washed Out Green #BCF5A6 ΔE 0.027
- Pale Green #98FB98 ΔE 0.034
- Light Pea Green #C4FE82 ΔE 0.034
Use #B9F590 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.