#B58729
Closest named color: Dark Goldenrod (#B8860B). oklch(65.2% 0.12 80.9), rgb(181, 135, 41).
Aa
Black text reads best on this color (6.46:1).
About this color
#B58729 is a medium-light, moderately saturated orange. In OKLCH its lightness is 65%, its chroma 0.120 and its hue 81°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Goldenrod (#B8860B), ΔE 0.012 away. Black text reads best on it, at 6.46:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Dark Goldenrod (#B8860B) |
| Black text | 6.46:1 |
| White text | 3.24:1 |
Values
| HEX | #B58729 |
| RGB | rgb(181, 135, 41) |
| HSL | hsl(40, 63%, 44%) |
| OKLCH | oklch(65.2% 0.12 80.9) |
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 #B58729 | 3.24:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #B58729 | 6.46:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #B58729 text on white | 3.24:1 | AA large text | Lc 59.6 | Large or bold text, headings |
| #B58729 text on black | 6.46:1 | AA | Lc -42.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#F0E9DD
oklch(93.6% 0.018 81.3)
-
Step 200
200
#E4D7C2
oklch(88.4% 0.032 79.9)
-
Step 300
300
#D4BD96
oklch(80.8% 0.058 80.8)
-
Step 400
400
#BF9A5A
oklch(70.6% 0.093 80.1)
-
Step 500
500 (this color)
#B58729
oklch(65.2% 0.12 80.9)
-
Step 600
600
#956B00
oklch(55.6% 0.115 81.4)
-
Step 700
700
#7E5900
oklch(49% 0.101 80.5)
-
Step 800
800
#674900
oklch(42.7% 0.088 81.6)
-
Step 900
900
#563C00
oklch(37.6% 0.078 81.1)
-
Step 950
950
#332305
oklch(26.9% 0.05 79.5)
#B58729 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) | #9A8819 | 0.047 |
| Deuteranopia (no green cones) | #A4932D | 0.040 |
| Tritanopia (no blue cones) | #C57975 | 0.106 |
| Achromatopsia (no color) | #8F8F8F | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B58729
#B58729
oklch(65.2% 0.12 80.9)
- #658FD9
#658FD9
oklch(65.2% 0.121 261.1)
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 #B58729, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Goldenrod #B8860B ΔE 0.012
- Yellowy Brown #AE8B0C ΔE 0.023
- Dark Tan #AF884A ΔE 0.028
- Dark Mustard #A88905 ΔE 0.030
- Mustard Brown #AC7E04 ΔE 0.031
- Golden Brown #B27A01 ΔE 0.034
- Ochre #BF9005 ΔE 0.035
- Dark Gold #B59410 ΔE 0.039
Use #B58729 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.