#B58A09
Closest named color: Dark Goldenrod (#B8860B). oklch(65.7% 0.133 86), rgb(181, 138, 9).
Aa
Black text reads best on this color (6.60:1).
About this color
#B58A09 is a medium-light, moderately saturated orange. In OKLCH its lightness is 66%, its chroma 0.133 and its hue 86°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Goldenrod (#B8860B), ΔE 0.011 away. Black text reads best on it, at 6.60:1.
| Hue family | Oranges |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Dark Goldenrod (#B8860B) |
| Black text | 6.60:1 |
| White text | 3.17:1 |
Values
| HEX | #B58A09 |
| RGB | rgb(181, 138, 9) |
| HSL | hsl(45, 91%, 37%) |
| OKLCH | oklch(65.7% 0.133 86) |
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 #B58A09 | 3.17:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #B58A09 | 6.60:1 | AA | Lc 45.3 | Large or bold text, headings |
| #B58A09 text on white | 3.17:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #B58A09 text on black | 6.60:1 | AA | Lc -43.0 | 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
#F8F5EF
oklch(97.1% 0.009 84.6)
-
Step 100
100
#EFE9DC
oklch(93.5% 0.018 86.1)
-
Step 200
200
#E4D8BF
oklch(88.5% 0.036 85.4)
-
Step 300
300
#D3BE91
oklch(80.8% 0.064 85.8)
-
Step 400
400
#BD9C4F
oklch(70.7% 0.104 86.4)
-
Step 500
500 (this color)
#B58A09
oklch(65.7% 0.133 86)
-
Step 600
600
#916D00
oklch(55.6% 0.114 85.6)
-
Step 700
700
#7A5C00
oklch(49.2% 0.101 86.4)
-
Step 800
800
#644B00
oklch(42.8% 0.087 86.6)
-
Step 900
900
#543E00
oklch(37.8% 0.077 85.9)
-
Step 950
950
#322400
oklch(27% 0.055 86.6)
#B58A09 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) | #9D8A00 | 0.040 |
| Deuteranopia (no green cones) | #A79516 | 0.034 |
| Tritanopia (no blue cones) | #C57C75 | 0.118 |
| Achromatopsia (no color) | #909090 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B58A09
#B58A09
oklch(65.7% 0.133 86)
- #6B8DE2
#6B8DE2
oklch(65.6% 0.133 266.3)
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 #B58A09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Goldenrod #B8860B ΔE 0.011
- Yellowy Brown #AE8B0C ΔE 0.012
- Dark Mustard #A88905 ΔE 0.022
- Ochre #BF9005 ΔE 0.024
- Dark Gold #B59410 ΔE 0.026
- Yellow Brown #B79400 ΔE 0.027
- Brown Yellow #B29705 ΔE 0.034
- Mustard Brown #AC7E04 ΔE 0.036
Use #B58A09 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.