#B4A620
Closest named color: Muddy Yellow (#BFAC05). oklch(71.5% 0.142 102.9), rgb(180, 166, 32).
Aa
Black text reads best on this color (8.41:1).
About this color
#B4A620 is a medium-light, vivid yellow. In OKLCH its lightness is 72%, its chroma 0.142 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.025 away. Black text reads best on it, at 8.41:1.
| Hue family | Yellows |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 8.41:1 |
| White text | 2.49:1 |
Values
| HEX | #B4A620 |
| RGB | rgb(180, 166, 32) |
| HSL | hsl(54, 70%, 42%) |
| OKLCH | oklch(71.5% 0.142 102.9) |
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 #B4A620 | 2.49:1 | Fails | Lc -53.9 | Large or bold text, headings |
| Black text on #B4A620 | 8.41:1 | AAA | Lc 55.2 | Large or bold text, headings |
| #B4A620 text on white | 2.49:1 | Fails | Lc 48.8 | Large or bold text, headings |
| #B4A620 text on black | 8.41:1 | AAA | Lc -53.1 | 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
#F7F6ED
oklch(97.1% 0.012 101.5)
-
Step 100
100
#EDEBD8
oklch(93.7% 0.025 102)
-
Step 200
200
#DFDBB6
oklch(88.5% 0.049 102.2)
-
Step 300
300
#CBC47F
oklch(81% 0.09 103.2)
-
Step 400
400 (this color)
#B4A620
oklch(71.5% 0.142 102.9)
-
Step 500
500
#998C00
oklch(63.2% 0.133 102.9)
-
Step 600
600
#807500
oklch(55.5% 0.117 103)
-
Step 700
700
#6C6200
oklch(49% 0.103 102.5)
-
Step 800
800
#585000
oklch(42.6% 0.089 102.9)
-
Step 900
900
#4A4300
oklch(37.8% 0.079 102.7)
-
Step 950
950
#2C2700
oklch(27% 0.057 102.1)
#B4A620 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) | #B6A000 | 0.015 |
| Deuteranopia (no green cones) | #BAA72C | 0.012 |
| Tritanopia (no blue cones) | #C29A8E | 0.130 |
| Achromatopsia (no color) | #A4A4A4 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4A620
#B4A620
oklch(71.5% 0.142 102.9)
- #9796F9
#9796F9
oklch(71.5% 0.142 282.6)
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 #B4A620, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.025
- Ocher #BF9B0C ΔE 0.031
- Ocre #C69C04 ΔE 0.035
- Brown Yellow #B29705 ΔE 0.039
- Yellow Ochre #CB9D06 ΔE 0.039
- Yellow Brown #B79400 ΔE 0.045
- Mustard Green #A8B504 ΔE 0.046
- Dark Gold #B59410 ΔE 0.046
Use #B4A620 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.