#C54803
Closest named color: Brick Orange (#C14A09). oklch(56.7% 0.172 41.3), rgb(197, 72, 3).
Aa
White text reads best on this color (4.88:1).
About this color
#C54803 is a medium-dark, vivid orange. In OKLCH its lightness is 57%, its chroma 0.172 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.008 away. White text reads best on it, at 4.88:1.
| Hue family | Oranges |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.30:1 |
| White text | 4.88:1 |
Values
| HEX | #C54803 |
| RGB | rgb(197, 72, 3) |
| HSL | hsl(21, 97%, 39%) |
| OKLCH | oklch(56.7% 0.172 41.3) |
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 #C54803 | 4.88:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #C54803 | 4.30:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #C54803 text on white | 4.88:1 | AA | Lc 72.8 | Content text, not long reading |
| #C54803 text on black | 4.30:1 | AA large text | Lc -28.9 | Dividers and decoration only |
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
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F3D0C4
oklch(88.4% 0.043 39.8)
-
Step 300
300
#EDB19A
oklch(81% 0.077 41.9)
-
Step 400
400
#E18562
oklch(70.8% 0.124 41.4)
-
Step 500
500
#D66233
oklch(63.1% 0.158 41.2)
-
Step 600
600 (this color)
#C54803
oklch(56.7% 0.172 41.3)
-
Step 700
700
#A33900
oklch(49.1% 0.151 41.1)
-
Step 800
800
#862E00
oklch(42.6% 0.13 41.4)
-
Step 900
900
#6D2A0D
oklch(37.7% 0.103 41.2)
-
Step 950
950
#40190A
oklch(26.9% 0.066 40.6)
#C54803 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) | #6D5F00 | 0.168 |
| Deuteranopia (no green cones) | #8C7C00 | 0.152 |
| Tritanopia (no blue cones) | #D9233E | 0.080 |
| Achromatopsia (no color) | #717171 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C54803
#C54803
oklch(56.7% 0.172 41.3)
- #0084A2
#0084A2
oklch(56.8% 0.104 221.2)
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 #C54803, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.008
- Burnt Orange #C04E01 ΔE 0.014
- Rust Orange #C45508 ΔE 0.025
- Sinopia #BB3E03 ΔE 0.030
- Burnt Siena #B75203 ΔE 0.031
- Rusty Orange #CD5909 ΔE 0.039
- Deep Orange #DC4D01 ΔE 0.048
- Cinnamon #AC4F06 ΔE 0.048
Use #C54803 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.