#B0BA2B
Closest named color: Mustard Green (#A8B504). oklch(75.7% 0.157 113.7), rgb(176, 186, 43).
Aa
Black text reads best on this color (9.90:1).
About this color
#B0BA2B is a medium-light, vivid yellow. In OKLCH its lightness is 76%, its chroma 0.157 and its hue 114°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mustard Green (#A8B504), ΔE 0.021 away. Black text reads best on it, at 9.90:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Mustard Green (#A8B504) |
| Black text | 9.90:1 |
| White text | 2.12:1 |
Values
| HEX | #B0BA2B |
| RGB | rgb(176, 186, 43) |
| HSL | hsl(64, 62%, 45%) |
| OKLCH | oklch(75.7% 0.157 113.7) |
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 #B0BA2B | 2.12:1 | Fails | Lc -46.1 | Large or bold text, headings |
| Black text on #B0BA2B | 9.90:1 | AAA | Lc 62.5 | Content text, not long reading |
| #B0BA2B text on white | 2.12:1 | Fails | Lc 41.4 | Non-text elements, placeholder text |
| #B0BA2B text on black | 9.90:1 | AAA | Lc -60.8 | 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 400.
-
Step 50
50
#F5F7ED
oklch(97.2% 0.013 115.8)
-
Step 100
100
#E9ECD7
oklch(93.5% 0.028 113.5)
-
Step 200
200
#D8DEB5
oklch(88.5% 0.055 114.3)
-
Step 300
300
#C0C87D
oklch(80.9% 0.098 113.6)
-
Step 400
400 (this color)
#B0BA2B
oklch(75.7% 0.157 113.7)
-
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)
#B0BA2B 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) | #C8B100 | 0.038 |
| Deuteranopia (no green cones) | #C8B338 | 0.042 |
| Tritanopia (no blue cones) | #BCAF9F | 0.138 |
| Achromatopsia (no color) | #B2B2B2 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B0BA2B
#B0BA2B
oklch(75.7% 0.157 113.7)
- #B59EFF
#B59EFF
oklch(75.7% 0.138 293.7)
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 #B0BA2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Green #A8B504 ΔE 0.021
- Pea #A4BF20 ΔE 0.023
- Olive Yellow #C2B709 ΔE 0.025
- Bright Olive #9CBB04 ΔE 0.033
- Light Olive Green #A4BE5C ΔE 0.035
- Muddy Yellow #BFAC05 ΔE 0.038
- Mustard #CEB301 ΔE 0.044
- Light Olive #ACBF69 ΔE 0.047
Use #B0BA2B 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.