#CB4800
Closest named color: Brick Orange (#C14A09). oklch(57.6% 0.178 40.8), rgb(203, 72, 0).
Aa
White text reads best on this color (4.70:1).
About this color
#CB4800 is a medium-dark, vivid orange. In OKLCH its lightness is 58%, its chroma 0.178 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.019 away. White text reads best on it, at 4.70:1.
| Hue family | Oranges |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.178) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #CB4800 |
| RGB | rgb(203, 72, 0) |
| HSL | hsl(21, 100%, 40%) |
| OKLCH | oklch(57.6% 0.178 40.8) |
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 #CB4800 | 4.70:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #CB4800 | 4.46:1 | AA large text | Lc 32.5 | Non-text elements, placeholder text |
| #CB4800 text on white | 4.70:1 | AA | Lc 71.6 | Content text, not long reading |
| #CB4800 text on black | 4.46:1 | AA large text | Lc -30.1 | 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 600.
-
Step 50
50
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DE
oklch(93.5% 0.023 41.4)
-
Step 200
200
#F4D0C3
oklch(88.5% 0.044 40.9)
-
Step 300
300
#EEB099
oklch(80.9% 0.08 41.2)
-
Step 400
400
#E38360
oklch(70.7% 0.128 40.6)
-
Step 500
500
#D8602F
oklch(63.1% 0.163 41.1)
-
Step 600
600 (this color)
#CB4800
oklch(57.6% 0.178 40.8)
-
Step 700
700
#A43800
oklch(49.1% 0.153 40.5)
-
Step 800
800
#872D00
oklch(42.7% 0.132 40.7)
-
Step 900
900
#6E280A
oklch(37.6% 0.107 40.6)
-
Step 950
950
#411909
oklch(27.1% 0.067 41.1)
#CB4800 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) | #6F6100 | 0.175 |
| Deuteranopia (no green cones) | #8F7F00 | 0.158 |
| Tritanopia (no blue cones) | #E01F3E | 0.081 |
| Achromatopsia (no color) | #747474 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB4800
#CB4800
oklch(57.6% 0.178 40.8)
- #0087A5
#0087A5
oklch(57.7% 0.106 220.8)
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 #CB4800, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.019
- Burnt Orange #C04E01 ΔE 0.022
- Rust Orange #C45508 ΔE 0.025
- Rusty Orange #CD5909 ΔE 0.033
- Deep Orange #DC4D01 ΔE 0.036
- Sinopia #BB3E03 ΔE 0.040
- Burnt Siena #B75203 ΔE 0.040
- Terra Cotta #C9643B ΔE 0.055
Use #CB4800 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.