#B1BC63
Closest named color: Light Olive (#ACBF69). oklch(76.7% 0.114 114.9), rgb(177, 188, 99).
Aa
Black text reads best on this color (10.24:1).
About this color
#B1BC63 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 77%, its chroma 0.114 and its hue 115°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive (#ACBF69), ΔE 0.010 away. Black text reads best on it, at 10.24:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Light Olive (#ACBF69) |
| Black text | 10.24:1 |
| White text | 2.05:1 |
Values
| HEX | #B1BC63 |
| RGB | rgb(177, 188, 99) |
| HSL | hsl(67, 40%, 56%) |
| OKLCH | oklch(76.7% 0.114 114.9) |
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 #B1BC63 | 2.05:1 | Fails | Lc -44.4 | Non-text elements, placeholder text |
| Black text on #B1BC63 | 10.24:1 | AAA | Lc 64.0 | Content text, not long reading |
| #B1BC63 text on white | 2.05:1 | Fails | Lc 39.9 | Non-text elements, placeholder text |
| #B1BC63 text on black | 10.24:1 | AAA | Lc -62.4 | 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
#F5F7EB
oklch(97.1% 0.016 114.4)
-
Step 100
100
#E9EDD4
oklch(93.6% 0.033 114.4)
-
Step 200
200
#D7DFAF
oklch(88.5% 0.064 115.4)
-
Step 300
300 (this color)
#B1BC63
oklch(76.7% 0.114 114.9)
-
Step 400
400
#9EAB00
oklch(70.7% 0.16 115.1)
-
Step 500
500
#889300
oklch(63.3% 0.143 115)
-
Step 600
600
#727B00
oklch(55.6% 0.126 114.8)
-
Step 700
700
#5F6700
oklch(49% 0.111 115)
-
Step 800
800
#4E5500
oklch(42.8% 0.097 115.1)
-
Step 900
900
#414600
oklch(37.7% 0.085 114.3)
-
Step 950
950
#262A00
oklch(27.2% 0.062 115.2)
#B1BC63 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) | #C7B45B | 0.034 |
| Deuteranopia (no green cones) | #C6B668 | 0.035 |
| Tritanopia (no blue cones) | #BAB3A7 | 0.100 |
| Achromatopsia (no color) | #B5B5B5 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1BC63
#B1BC63
oklch(76.7% 0.114 114.9)
- #B8A5F5
#B8A5F5
oklch(76.8% 0.114 294.5)
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 #B1BC63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive #ACBF69 ΔE 0.010
- Tan Green #A9BE70 ΔE 0.015
- Light Olive Green #A4BE5C ΔE 0.021
- Dark Khaki #BDB76B ΔE 0.025
- Light Moss Green #A6C875 ΔE 0.032
- Greenish Tan #BCCB7A ΔE 0.046
- Pale Olive #B9CC81 ΔE 0.049
- Olive Yellow #C2B709 ΔE 0.052
Use #B1BC63 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.