#B1BF5E
Closest named color: Light Olive (#ACBF69). oklch(77.3% 0.123 116.2), rgb(177, 191, 94).
Aa
Black text reads best on this color (10.48:1).
About this color
#B1BF5E is a medium-light, moderately saturated yellow. In OKLCH its lightness is 77%, its chroma 0.123 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 0.012 away. Black text reads best on it, at 10.48:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Light Olive (#ACBF69) |
| Black text | 10.48:1 |
| White text | 2.00:1 |
Values
| HEX | #B1BF5E |
| RGB | rgb(177, 191, 94) |
| HSL | hsl(69, 43%, 56%) |
| OKLCH | oklch(77.3% 0.123 116.2) |
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 #B1BF5E | 2.00:1 | Fails | Lc -43.2 | Non-text elements, placeholder text |
| Black text on #B1BF5E | 10.48:1 | AAA | Lc 65.2 | Content text, not long reading |
| #B1BF5E text on white | 2.00:1 | Fails | Lc 38.8 | Non-text elements, placeholder text |
| #B1BF5E text on black | 10.48:1 | AAA | Lc -63.6 | 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
#F5F7EB
oklch(97.1% 0.016 114.4)
-
Step 100
100
#E8EDD3
oklch(93.5% 0.035 115.9)
-
Step 200
200
#D6DFAC
oklch(88.4% 0.068 115.9)
-
Step 300
300 (this color)
#B1BF5E
oklch(77.3% 0.123 116.2)
-
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)
#B1BF5E 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) | #CAB755 | 0.038 |
| Deuteranopia (no green cones) | #C9B863 | 0.039 |
| Tritanopia (no blue cones) | #BAB6A9 | 0.107 |
| Achromatopsia (no color) | #B7B7B7 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1BF5E
#B1BF5E
oklch(77.3% 0.123 116.2)
- #BCA4FB
#BCA4FB
oklch(77.2% 0.124 296.1)
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 #B1BF5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive #ACBF69 ΔE 0.012
- Light Olive Green #A4BE5C ΔE 0.018
- Tan Green #A9BE70 ΔE 0.021
- Light Moss Green #A6C875 ΔE 0.028
- Dark Khaki #BDB76B ΔE 0.034
- Greenish Tan #BCCB7A ΔE 0.043
- Pale Olive #B9CC81 ΔE 0.047
- Olive Yellow #C2B709 ΔE 0.047
Use #B1BF5E 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.