#CB6018
Closest named color: Rusty Orange (#CD5909). oklch(61% 0.156 48.3), rgb(203, 96, 24).
Aa
Black text reads best on this color (5.22:1).
About this color
#CB6018 is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.156 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.014 away. Black text reads best on it, at 5.22:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.156) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.22:1 |
| White text | 4.01:1 |
Values
| HEX | #CB6018 |
| RGB | rgb(203, 96, 24) |
| HSL | hsl(24, 79%, 45%) |
| OKLCH | oklch(61% 0.156 48.3) |
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 #CB6018 | 4.01:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #CB6018 | 5.22:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #CB6018 text on white | 4.01:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #CB6018 text on black | 5.22:1 | AA | Lc -34.8 | 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
#FCF4F0
oklch(97.2% 0.01 48.6)
-
Step 100
100
#F7E6DD
oklch(93.6% 0.022 49.9)
-
Step 200
200
#F2D1C1
oklch(88.4% 0.043 47.5)
-
Step 300
300
#EAB296
oklch(80.8% 0.076 47.8)
-
Step 400
400
#DE885A
oklch(70.8% 0.122 48.1)
-
Step 500
500 (this color)
#CB6018
oklch(61% 0.156 48.3)
-
Step 600
600
#B75100
oklch(55.7% 0.151 48.1)
-
Step 700
700
#9A4300
oklch(49% 0.133 48.1)
-
Step 800
800
#7F3600
oklch(42.6% 0.116 48.2)
-
Step 900
900
#6B2D01
oklch(37.8% 0.102 48.4)
-
Step 950
950
#3F1B06
oklch(27.1% 0.064 47.9)
#CB6018 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) | #7F7005 | 0.140 |
| Deuteranopia (no green cones) | #998814 | 0.126 |
| Tritanopia (no blue cones) | #DF4753 | 0.089 |
| Achromatopsia (no color) | #7F7F7F | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB6018
#CB6018
oklch(61% 0.156 48.3)
- #0090BB
#0090BB
oklch(61% 0.119 228)
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 #CB6018, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.014
- Rust #CA6702 ΔE 0.019
- Terra Cotta #C9643B ΔE 0.024
- Chocolate #D2691E ΔE 0.025
- Browny Orange #CA6B02 ΔE 0.027
- Orange Brown #BE6400 ΔE 0.028
- Rust Orange #C45508 ΔE 0.028
- Terracotta #CA6641 ΔE 0.030
Use #CB6018 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.