#B5A639
Closest named color: Ocher (#BF9B0C). oklch(71.8% 0.128 101.4), rgb(181, 166, 57).
Aa
Black text reads best on this color (8.47:1).
About this color
#B5A639 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 72%, its chroma 0.128 and its hue 101°. Its hue sits on the warm side of the wheel. The nearest named color is Ocher (#BF9B0C), ΔE 0.031 away. Black text reads best on it, at 8.47:1.
| Hue family | Yellows |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Ocher (#BF9B0C) |
| Black text | 8.47:1 |
| White text | 2.47:1 |
Values
| HEX | #B5A639 |
| RGB | rgb(181, 166, 57) |
| HSL | hsl(53, 52%, 47%) |
| OKLCH | oklch(71.8% 0.128 101.4) |
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 #B5A639 | 2.47:1 | Fails | Lc -53.6 | Large or bold text, headings |
| Black text on #B5A639 | 8.47:1 | AAA | Lc 55.4 | Large or bold text, headings |
| #B5A639 text on white | 2.47:1 | Fails | Lc 48.6 | Large or bold text, headings |
| #B5A639 text on black | 8.47:1 | AAA | Lc -53.4 | 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
#F7F6EE
oklch(97.2% 0.011 100.8)
-
Step 100
100
#EDEBD9
oklch(93.7% 0.024 101.7)
-
Step 200
200
#DFDBB9
oklch(88.6% 0.045 101.7)
-
Step 300
300
#CBC386
oklch(80.9% 0.08 101.6)
-
Step 400
400 (this color)
#B5A639
oklch(71.8% 0.128 101.4)
-
Step 500
500
#9B8B00
oklch(63.1% 0.132 101.2)
-
Step 600
600
#827500
oklch(55.7% 0.116 101.7)
-
Step 700
700
#6D6200
oklch(49.1% 0.103 101.8)
-
Step 800
800
#5A5000
oklch(42.8% 0.089 101.1)
-
Step 900
900
#4B4200
oklch(37.7% 0.078 100.6)
-
Step 950
950
#2C2700
oklch(27% 0.057 102.1)
#B5A639 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) | #B5A12A | 0.014 |
| Deuteranopia (no green cones) | #BAA740 | 0.010 |
| Tritanopia (no blue cones) | #C39A90 | 0.118 |
| Achromatopsia (no color) | #A5A5A5 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5A639
#B5A639
oklch(71.8% 0.128 101.4)
- #9799F2
#9799F2
oklch(71.8% 0.129 281.7)
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 #B5A639, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocher #BF9B0C ΔE 0.031
- Muddy Yellow #BFAC05 ΔE 0.032
- Ocre #C69C04 ΔE 0.034
- Yellow Ochre #CB9D06 ΔE 0.038
- Brown Yellow #B29705 ΔE 0.041
- Yellow Brown #B79400 ΔE 0.046
- Dark Gold #B59410 ΔE 0.046
- Camel #C69F59 ΔE 0.050
Use #B5A639 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.