#C5820B
Closest named color: Dark Goldenrod (#B8860B). oklch(66% 0.139 72.4), rgb(197, 130, 11).
Aa
Black text reads best on this color (6.57:1).
About this color
#C5820B is a medium-light, moderately saturated orange. In OKLCH its lightness is 66%, its chroma 0.139 and its hue 72°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Goldenrod (#B8860B), ΔE 0.024 away. Black text reads best on it, at 6.57:1.
| Hue family | Oranges |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.139) |
| Temperature | warm |
| Nearest name | Dark Goldenrod (#B8860B) |
| Black text | 6.57:1 |
| White text | 3.19:1 |
Values
| HEX | #C5820B |
| RGB | rgb(197, 130, 11) |
| HSL | hsl(38, 89%, 41%) |
| OKLCH | oklch(66% 0.139 72.4) |
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 #C5820B | 3.19:1 | AA large text | Lc -64.2 | Content text, not long reading |
| Black text on #C5820B | 6.57:1 | AA | Lc 45.2 | Large or bold text, headings |
| #C5820B text on white | 3.19:1 | AA large text | Lc 58.8 | Large or bold text, headings |
| #C5820B text on black | 6.57:1 | AA | Lc -42.9 | 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
#F9F5EF
oklch(97.2% 0.009 78.3)
-
Step 100
100
#F2E8DC
oklch(93.6% 0.019 72.6)
-
Step 200
200
#E9D6BF
oklch(88.6% 0.037 72.6)
-
Step 300
300
#DCBA91
oklch(80.9% 0.067 71.9)
-
Step 400
400
#CA954F
oklch(70.7% 0.108 72.1)
-
Step 500
500 (this color)
#C5820B
oklch(66% 0.139 72.4)
-
Step 600
600
#9D6600
oklch(55.6% 0.119 72.5)
-
Step 700
700
#845500
oklch(49% 0.105 72.4)
-
Step 800
800
#6D4500
oklch(42.6% 0.091 72)
-
Step 900
900
#5B3900
oklch(37.6% 0.08 72.2)
-
Step 950
950
#372100
oklch(27% 0.057 72.9)
#C5820B 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) | #998600 | 0.075 |
| Deuteranopia (no green cones) | #A99612 | 0.066 |
| Tritanopia (no blue cones) | #D8716F | 0.114 |
| Achromatopsia (no color) | #909090 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5820B
#C5820B
oklch(66% 0.139 72.4)
- #4D95E4
#4D95E4
oklch(65.9% 0.139 252.5)
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 #C5820B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Goldenrod #B8860B ΔE 0.024
- Peru #CD853F ΔE 0.034
- Ochre #BF9005 ΔE 0.036
- Golden Brown #B27A01 ΔE 0.041
- Yellowy Brown #AE8B0C ΔE 0.044
- Dull Orange #D8863B ΔE 0.045
- Mustard Brown #AC7E04 ΔE 0.046
- Dark Tan #AF884A ΔE 0.047
Use #C5820B 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.