#B5AA2F
Closest named color: Muddy Yellow (#BFAC05). oklch(72.6% 0.138 104.1), rgb(181, 170, 47).
Aa
Black text reads best on this color (8.75:1).
About this color
#B5AA2F is a medium-light, moderately saturated yellow. In OKLCH its lightness is 73%, its chroma 0.138 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.021 away. Black text reads best on it, at 8.75:1.
| Hue family | Yellows |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.138) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 8.75:1 |
| White text | 2.39:1 |
Values
| HEX | #B5AA2F |
| RGB | rgb(181, 170, 47) |
| HSL | hsl(55, 59%, 45%) |
| OKLCH | oklch(72.6% 0.138 104.1) |
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 #B5AA2F | 2.39:1 | Fails | Lc -52.1 | Large or bold text, headings |
| Black text on #B5AA2F | 8.75:1 | AAA | Lc 56.9 | Large or bold text, headings |
| #B5AA2F text on white | 2.39:1 | Fails | Lc 47.1 | Large or bold text, headings |
| #B5AA2F text on black | 8.75:1 | AAA | Lc -54.9 | Large or bold text, headings |
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
#F6F6ED
oklch(97.1% 0.012 106.6)
-
Step 100
100
#ECEBD8
oklch(93.6% 0.025 104.4)
-
Step 200
200
#DEDBB7
oklch(88.5% 0.048 103.4)
-
Step 300
300
#C9C482
oklch(80.9% 0.086 104.4)
-
Step 400
400 (this color)
#B5AA2F
oklch(72.6% 0.138 104.1)
-
Step 500
500
#978C00
oklch(63% 0.133 104)
-
Step 600
600
#7F7600
oklch(55.6% 0.118 104.3)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2700
oklch(26.9% 0.057 103.7)
#B5AA2F 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) | #B9A417 | 0.016 |
| Deuteranopia (no green cones) | #BDAA38 | 0.015 |
| Tritanopia (no blue cones) | #C39E92 | 0.126 |
| Achromatopsia (no color) | #A7A7A7 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5AA2F
#B5AA2F
oklch(72.6% 0.138 104.1)
- #9D99F9
#9D99F9
oklch(72.6% 0.138 284.3)
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 #B5AA2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.021
- Ocher #BF9B0C ΔE 0.038
- Ocre #C69C04 ΔE 0.040
- Mustard Green #A8B504 ΔE 0.042
- Yellow Ochre #CB9D06 ΔE 0.043
- Olive Yellow #C2B709 ΔE 0.045
- Mustard #CEB301 ΔE 0.048
- Burnt Yellow #D5AB09 ΔE 0.049
Use #B5AA2F 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.