#C18747
Closest named color: Peru (#CD853F). oklch(66.9% 0.108 66.8), rgb(193, 135, 71).
Aa
Black text reads best on this color (6.82:1).
About this color
#C18747 is a medium-light, moderately saturated orange. In OKLCH its lightness is 67%, its chroma 0.108 and its hue 67°. Its hue sits on the warm side of the wheel. The nearest named color is Peru (#CD853F), ΔE 0.020 away. Black text reads best on it, at 6.82:1.
| Hue family | Oranges |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.108) |
| Temperature | warm |
| Nearest name | Peru (#CD853F) |
| Black text | 6.82:1 |
| White text | 3.07:1 |
Values
| HEX | #C18747 |
| RGB | rgb(193, 135, 71) |
| HSL | hsl(31, 50%, 52%) |
| OKLCH | oklch(66.9% 0.108 66.8) |
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 #C18747 | 3.07:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #C18747 | 6.82:1 | AA | Lc 46.5 | Large or bold text, headings |
| #C18747 text on white | 3.07:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #C18747 text on black | 6.82:1 | AA | Lc -44.2 | 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
#F9F5F1
oklch(97.2% 0.007 67.7)
-
Step 100
100
#F1E8DF
oklch(93.6% 0.016 67.6)
-
Step 200
200
#E7D6C5
oklch(88.5% 0.03 67.4)
-
Step 300
300
#D8BB9D
oklch(80.9% 0.053 67.9)
-
Step 400
400
#C49667
oklch(70.6% 0.084 66.4)
-
Step 500
500 (this color)
#C18747
oklch(66.9% 0.108 66.8)
-
Step 600
600
#A06412
oklch(55.7% 0.117 67.3)
-
Step 700
700
#895200
oklch(49.1% 0.109 66.6)
-
Step 800
800
#6F4409
oklch(42.7% 0.09 67.4)
-
Step 900
900
#5A3913
oklch(37.6% 0.07 66.2)
-
Step 950
950
#35220D
oklch(27.1% 0.044 66.7)
#C18747 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) | #9A8B41 | 0.065 |
| Deuteranopia (no green cones) | #A89848 | 0.058 |
| Tritanopia (no blue cones) | #D17A78 | 0.083 |
| Achromatopsia (no color) | #939393 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C18747
#C18747
oklch(66.9% 0.108 66.8)
- #5A9BD3
#5A9BD3
oklch(66.9% 0.107 246.3)
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 #C18747, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peru #CD853F ΔE 0.020
- Dark Tan #AF884A ΔE 0.030
- Dull Orange #D8863B ΔE 0.039
- Light Brown #AD8150 ΔE 0.040
- Dark Sand #A88F59 ΔE 0.043
- Dark Goldenrod #B8860B ΔE 0.043
- Dark Beige #AC9362 ΔE 0.044
- Pale Brown #B1916E ΔE 0.047
Use #C18747 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.