#B4AA2B
Closest named color: Muddy Yellow (#BFAC05). oklch(72.5% 0.14 104.7), rgb(180, 170, 43).
Aa
Black text reads best on this color (8.72:1).
About this color
#B4AA2B is a medium-light, vivid yellow. In OKLCH its lightness is 72%, its chroma 0.140 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.020 away. Black text reads best on it, at 8.72:1.
| Hue family | Yellows |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.140) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 8.72:1 |
| White text | 2.40:1 |
Values
| HEX | #B4AA2B |
| RGB | rgb(180, 170, 43) |
| HSL | hsl(56, 61%, 44%) |
| OKLCH | oklch(72.5% 0.14 104.7) |
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 #B4AA2B | 2.40:1 | Fails | Lc -52.3 | Large or bold text, headings |
| Black text on #B4AA2B | 8.72:1 | AAA | Lc 56.7 | Large or bold text, headings |
| #B4AA2B text on white | 2.40:1 | Fails | Lc 47.3 | Large or bold text, headings |
| #B4AA2B text on black | 8.72:1 | AAA | Lc -54.8 | 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
#C9C481
oklch(80.9% 0.087 104.5)
-
Step 400
400 (this color)
#B4AA2B
oklch(72.5% 0.14 104.7)
-
Step 500
500
#968D00
oklch(63.1% 0.134 105.1)
-
Step 600
600
#7E7600
oklch(55.5% 0.118 104.9)
-
Step 700
700
#6A6300
oklch(49.1% 0.104 104.8)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#484300
oklch(37.6% 0.08 104.8)
-
Step 950
950
#2B2800
oklch(27.1% 0.058 105.3)
#B4AA2B 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) | #B9A40E | 0.016 |
| Deuteranopia (no green cones) | #BDA935 | 0.017 |
| Tritanopia (no blue cones) | #C29E92 | 0.128 |
| Achromatopsia (no color) | #A7A7A7 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4AA2B
#B4AA2B
oklch(72.5% 0.14 104.7)
- #9D98FA
#9D98FA
oklch(72.4% 0.14 284.6)
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 #B4AA2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.020
- Ocher #BF9B0C ΔE 0.039
- Mustard Green #A8B504 ΔE 0.040
- Ocre #C69C04 ΔE 0.041
- Yellow Ochre #CB9D06 ΔE 0.044
- Olive Yellow #C2B709 ΔE 0.045
- Mustard #CEB301 ΔE 0.049
- Brown Yellow #B29705 ΔE 0.049
Use #B4AA2B 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.