#B59D18
Closest named color: Ocher (#BF9B0C). oklch(69.7% 0.138 97.7), rgb(181, 157, 24).
Aa
Black text reads best on this color (7.80:1).
About this color
#B59D18 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 70%, its chroma 0.138 and its hue 98°. Its hue sits on the warm side of the wheel. The nearest named color is Ocher (#BF9B0C), ΔE 0.016 away. Black text reads best on it, at 7.80:1.
| Hue family | Yellows |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.138) |
| Temperature | warm |
| Nearest name | Ocher (#BF9B0C) |
| Black text | 7.80:1 |
| White text | 2.69:1 |
Values
| HEX | #B59D18 |
| RGB | rgb(181, 157, 24) |
| HSL | hsl(51, 77%, 40%) |
| OKLCH | oklch(69.7% 0.138 97.7) |
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 #B59D18 | 2.69:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #B59D18 | 7.80:1 | AAA | Lc 51.9 | Large or bold text, headings |
| #B59D18 text on white | 2.69:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #B59D18 text on black | 7.80:1 | AAA | Lc -49.8 | 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
#F7F6ED
oklch(97.1% 0.012 101.5)
-
Step 100
100
#EEEAD8
oklch(93.5% 0.024 96.6)
-
Step 200
200
#E1DAB6
oklch(88.5% 0.048 98.2)
-
Step 300
300
#CFC280
oklch(81% 0.087 98.4)
-
Step 400
400 (this color)
#B59D18
oklch(69.7% 0.138 97.7)
-
Step 500
500
#9F8900
oklch(63.1% 0.13 97.8)
-
Step 600
600
#867300
oklch(55.7% 0.115 97.6)
-
Step 700
700
#716000
oklch(49.1% 0.101 97)
-
Step 800
800
#5C4F00
oklch(42.8% 0.088 98.3)
-
Step 900
900
#4D4100
oklch(37.6% 0.078 97.3)
-
Step 950
950
#2E2600
oklch(27% 0.056 97.1)
#B59D18 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) | #AE9900 | 0.017 |
| Deuteranopia (no green cones) | #B4A124 | 0.010 |
| Tritanopia (no blue cones) | #C49086 | 0.128 |
| Achromatopsia (no color) | #9E9E9E | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B59D18
#B59D18
oklch(69.7% 0.138 97.7)
- #8993F2
#8993F2
oklch(69.6% 0.139 277.6)
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 #B59D18, closest first.
No curated palette has a color within ΔE 0.04 of #B59D18.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocher #BF9B0C ΔE 0.016
- Brown Yellow #B29705 ΔE 0.017
- Yellow Brown #B79400 ΔE 0.022
- Dark Gold #B59410 ΔE 0.023
- Ocre #C69C04 ΔE 0.026
- Yellow Ochre #CB9D06 ΔE 0.035
- Ochre #BF9005 ΔE 0.035
- Muddy Yellow #BFAC05 ΔE 0.045
Use #B59D18 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.