#B4D581
Closest named color: Pale Olive Green (#B1D27B). oklch(82.9% 0.115 126.3), rgb(180, 213, 129).
Aa
Black text reads best on this color (12.77:1).
About this color
#B4D581 is a light, moderately saturated green. In OKLCH its lightness is 83%, its chroma 0.115 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Olive Green (#B1D27B), ΔE 0.010 away. Black text reads best on it, at 12.77:1.
| Hue family | Greens |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Pale Olive Green (#B1D27B) |
| Black text | 12.77:1 |
| White text | 1.64:1 |
Values
| HEX | #B4D581 |
| RGB | rgb(180, 213, 129) |
| HSL | hsl(84, 50%, 67%) |
| OKLCH | oklch(82.9% 0.115 126.3) |
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 #B4D581 | 1.64:1 | Fails | Lc -32.1 | Non-text elements, placeholder text |
| Black text on #B4D581 | 12.77:1 | AAA | Lc 75.3 | Fine for body text |
| #B4D581 text on white | 1.64:1 | Fails | Lc 28.5 | Dividers and decoration only |
| #B4D581 text on black | 12.77:1 | AAA | Lc -74.4 | Content text, not long reading |
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 300.
-
Step 50
50
#F3F8ED
oklch(97.2% 0.015 126.8)
-
Step 100
100
#E4EED7
oklch(93.5% 0.032 126.3)
-
Step 200
200
#CEE1B4
oklch(88.4% 0.063 126.3)
-
Step 300
300 (this color)
#B4D581
oklch(82.9% 0.115 126.3)
-
Step 400
400
#84B300
oklch(70.7% 0.18 126.2)
-
Step 500
500
#719A00
oklch(63.2% 0.161 126.2)
-
Step 600
600
#5E8100
oklch(55.6% 0.142 126.3)
-
Step 700
700
#4E6C00
oklch(48.9% 0.125 126.3)
-
Step 800
800
#405900
oklch(42.8% 0.109 126.1)
-
Step 900
900
#344A00
oklch(37.7% 0.097 126.5)
-
Step 950
950
#1E2C00
oklch(27% 0.069 126.1)
#B4D581 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) | #DDCB7B | 0.057 |
| Deuteranopia (no green cones) | #D8C985 | 0.057 |
| Tritanopia (no blue cones) | #B9CEC0 | 0.091 |
| Achromatopsia (no color) | #CACACA | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4D581
#B4D581
oklch(82.9% 0.115 126.3)
- #D9B5FF
#D9B5FF
oklch(83% 0.108 306.4)
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 #B4D581, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Olive Green #B1D27B ΔE 0.010
- Pale Olive #B9CC81 ΔE 0.025
- Greenish Tan #BCCB7A ΔE 0.026
- Greenish Beige #C9D179 ΔE 0.027
- Light Moss Green #A6C875 ΔE 0.041
- Light Grey Green #B7E1A1 ΔE 0.043
- Hospital Green #9BE5AA ΔE 0.055
- Light Olive #ACBF69 ΔE 0.060
Use #B4D581 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.