#C83F07
Closest named color: Brick Orange (#C14A09). oklch(56.1% 0.182 37.6), rgb(200, 63, 7).
Aa
White text reads best on this color (5.03:1).
About this color
#C83F07 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.182 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.021 away. White text reads best on it, at 5.03:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.16:1 |
| White text | 5.03:1 |
Values
| HEX | #C83F07 |
| RGB | rgb(200, 63, 7) |
| HSL | hsl(17, 93%, 41%) |
| OKLCH | oklch(56.1% 0.182 37.6) |
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 #C83F07 | 5.03:1 | AA | Lc -79.0 | Fine for body text |
| Black text on #C83F07 | 4.16:1 | AA large text | Lc 30.5 | Non-text elements, placeholder text |
| #C83F07 text on white | 5.03:1 | AA | Lc 73.6 | Content text, not long reading |
| #C83F07 text on black | 4.16:1 | AA large text | Lc -28.1 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F5D0C4
oklch(88.6% 0.045 38.8)
-
Step 300
300
#F0AF9B
oklch(81% 0.082 37.8)
-
Step 400
400
#E58163
oklch(70.6% 0.131 37.5)
-
Step 500
500
#DB5D35
oklch(63.2% 0.167 37.8)
-
Step 600
600 (this color)
#C83F07
oklch(56.1% 0.182 37.6)
-
Step 700
700
#A83200
oklch(49.1% 0.162 37.8)
-
Step 800
800
#8B2801
oklch(42.8% 0.14 37.6)
-
Step 900
900
#70270F
oklch(37.8% 0.109 37.7)
-
Step 950
950
#42180B
oklch(27.1% 0.069 37.6)
#C83F07 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) | #685B00 | 0.185 |
| Deuteranopia (no green cones) | #8A7A00 | 0.166 |
| Tritanopia (no blue cones) | #DD0437 | 0.075 |
| Achromatopsia (no color) | #6F6F6F | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C83F07
#C83F07
oklch(56.1% 0.182 37.6)
- #00829C
#00829C
oklch(56% 0.101 218.4)
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 #C83F07, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.021
- Sinopia #BB3E03 ΔE 0.026
- Burnt Orange #C04E01 ΔE 0.029
- Rust Orange #C45508 ΔE 0.040
- Burnt Siena #B75203 ΔE 0.044
- Dull Red #BB3F3F ΔE 0.049
- Deep Orange #DC4D01 ΔE 0.050
- Rusty Orange #CD5909 ΔE 0.051
Use #C83F07 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.