#B4C357
Closest named color: Light Olive (#ACBF69). oklch(78.4% 0.134 116.2), rgb(180, 195, 87).
Aa
Black text reads best on this color (10.88:1).
About this color
#B4C357 is a light, moderately saturated yellow. In OKLCH its lightness is 78%, its chroma 0.134 and its hue 116°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive (#ACBF69), ΔE 0.025 away. Black text reads best on it, at 10.88:1.
| Hue family | Yellows |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Light Olive (#ACBF69) |
| Black text | 10.88:1 |
| White text | 1.92:1 |
Values
| HEX | #B4C357 |
| RGB | rgb(180, 195, 87) |
| HSL | hsl(68, 47%, 55%) |
| OKLCH | oklch(78.4% 0.134 116.2) |
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 #B4C357 | 1.92:1 | Fails | Lc -41.2 | Non-text elements, placeholder text |
| Black text on #B4C357 | 10.88:1 | AAA | Lc 67.0 | Content text, not long reading |
| #B4C357 text on white | 1.92:1 | Fails | Lc 36.9 | Non-text elements, placeholder text |
| #B4C357 text on black | 10.88:1 | AAA | Lc -65.6 | 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
#F4F7EA
oklch(97% 0.017 117.3)
-
Step 100
100
#E8EED1
oklch(93.7% 0.039 116.6)
-
Step 200
200
#D6E0A8
oklch(88.5% 0.074 116.2)
-
Step 300
300 (this color)
#B4C357
oklch(78.4% 0.134 116.2)
-
Step 400
400
#9CAC00
oklch(70.7% 0.162 116.2)
-
Step 500
500
#869300
oklch(63.1% 0.144 115.9)
-
Step 600
600
#707C00
oklch(55.7% 0.128 116.3)
-
Step 700
700
#5E6800
oklch(49.2% 0.113 116.2)
-
Step 800
800
#4D5500
oklch(42.8% 0.098 115.9)
-
Step 900
900
#3F4700
oklch(37.7% 0.087 116.8)
-
Step 950
950
#252A00
oklch(27.1% 0.062 116.5)
#B4C357 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) | #CFBA4C | 0.041 |
| Deuteranopia (no green cones) | #CEBB5D | 0.043 |
| Tritanopia (no blue cones) | #BEB9AB | 0.116 |
| Achromatopsia (no color) | #BBBBBB | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4C357
#B4C357
oklch(78.4% 0.134 116.2)
- #C0A7FF
#C0A7FF
oklch(78.3% 0.125 296.5)
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 #B4C357, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive #ACBF69 ΔE 0.025
- Light Olive Green #A4BE5C ΔE 0.027
- Light Moss Green #A6C875 ΔE 0.030
- Tan Green #A9BE70 ΔE 0.035
- Greenish Tan #BCCB7A ΔE 0.040
- Olive Yellow #C2B709 ΔE 0.043
- Pale Olive Green #B1D27B ΔE 0.045
- Pale Olive #B9CC81 ΔE 0.046
Use #B4C357 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.