#B2BB59
Closest named color: Light Olive (#ACBF69). oklch(76.4% 0.123 113.7), rgb(178, 187, 89).
Aa
Black text reads best on this color (10.14:1).
About this color
#B2BB59 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 76%, its chroma 0.123 and its hue 114°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive (#ACBF69), ΔE 0.016 away. Black text reads best on it, at 10.14:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Light Olive (#ACBF69) |
| Black text | 10.14:1 |
| White text | 2.06:1 |
Values
| HEX | #B2BB59 |
| RGB | rgb(178, 187, 89) |
| HSL | hsl(66, 42%, 54%) |
| OKLCH | oklch(76.4% 0.123 113.7) |
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 #B2BB59 | 2.06:1 | Fails | Lc -44.9 | Non-text elements, placeholder text |
| Black text on #B2BB59 | 10.14:1 | AAA | Lc 63.6 | Content text, not long reading |
| #B2BB59 text on white | 2.06:1 | Fails | Lc 40.3 | Non-text elements, placeholder text |
| #B2BB59 text on black | 10.14:1 | AAA | Lc -61.9 | 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
#E9EDD2
oklch(93.6% 0.036 113.9)
-
Step 200
200
#D8DFAB
oklch(88.5% 0.069 114)
-
Step 300
300 (this color)
#B2BB59
oklch(76.4% 0.123 113.7)
-
Step 400
400
#A1AA00
oklch(70.7% 0.158 113.5)
-
Step 500
500
#8A9200
oklch(63.2% 0.142 113.6)
-
Step 600
600
#737A00
oklch(55.5% 0.124 113.7)
-
Step 700
700
#616700
oklch(49.2% 0.11 113.7)
-
Step 800
800
#4F5400
oklch(42.7% 0.096 113.7)
-
Step 900
900
#424600
oklch(37.8% 0.084 113.4)
-
Step 950
950
#262900
oklch(26.9% 0.06 113.9)
#B2BB59 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) | #C7B350 | 0.033 |
| Deuteranopia (no green cones) | #C7B55E | 0.035 |
| Tritanopia (no blue cones) | #BCB1A5 | 0.109 |
| Achromatopsia (no color) | #B4B4B4 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B2BB59
#B2BB59
oklch(76.4% 0.123 113.7)
- #B6A3F9
#B6A3F9
oklch(76.4% 0.122 293.4)
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 #B2BB59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive #ACBF69 ΔE 0.016
- Light Olive Green #A4BE5C ΔE 0.019
- Tan Green #A9BE70 ΔE 0.023
- Dark Khaki #BDB76B ΔE 0.031
- Light Moss Green #A6C875 ΔE 0.038
- Olive Yellow #C2B709 ΔE 0.043
- Muddy Yellow #BFAC05 ΔE 0.050
- Mustard Green #A8B504 ΔE 0.051
Use #B2BB59 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.