#C45221
Closest named color: Rust Orange (#C45508). oklch(58% 0.158 41.2), rgb(196, 82, 33).
Aa
White text reads best on this color (4.58:1).
About this color
#C45221 is a medium-dark, vivid orange. In OKLCH its lightness is 58%, its chroma 0.158 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Orange (#C45508), ΔE 0.015 away. White text reads best on it, at 4.58:1.
| Hue family | Oranges |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Rust Orange (#C45508) |
| Black text | 4.57:1 |
| White text | 4.58:1 |
Values
| HEX | #C45221 |
| RGB | rgb(196, 82, 33) |
| HSL | hsl(18, 71%, 45%) |
| OKLCH | oklch(58% 0.158 41.2) |
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 #C45221 | 4.58:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #C45221 | 4.57:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #C45221 text on white | 4.58:1 | AA | Lc 71.1 | Content text, not long reading |
| #C45221 text on black | 4.57:1 | AA | Lc -30.6 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F1D1C5
oklch(88.4% 0.04 41.7)
-
Step 300
300
#E9B29D
oklch(80.9% 0.071 41.9)
-
Step 400
400
#DC8768
oklch(70.6% 0.114 40.7)
-
Step 500
500
#D0673D
oklch(63.1% 0.144 41.5)
-
Step 600
600 (this color)
#C45221
oklch(58% 0.158 41.2)
-
Step 700
700
#A23B06
oklch(49.2% 0.147 41.3)
-
Step 800
800
#83320C
oklch(42.7% 0.121 41.6)
-
Step 900
900
#6A2D14
oklch(37.8% 0.095 41.4)
-
Step 950
950
#3E1B0D
oklch(27% 0.06 41.7)
#C45221 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) | #726519 | 0.154 |
| Deuteranopia (no green cones) | #8E7F1C | 0.140 |
| Tritanopia (no blue cones) | #D83648 | 0.076 |
| Achromatopsia (no color) | #757575 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C45221
#C45221
oklch(58% 0.158 41.2)
- #0088A6
#0088A6
oklch(58% 0.106 220.6)
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 #C45221, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Orange #C45508 ΔE 0.015
- Burnt Orange #C04E01 ΔE 0.017
- Brick Orange #C14A09 ΔE 0.019
- Rusty Orange #CD5909 ΔE 0.028
- Burnt Siena #B75203 ΔE 0.030
- Terra Cotta #C9643B ΔE 0.041
- Copper #B66325 ΔE 0.042
- Sinopia #BB3E03 ΔE 0.044
Use #C45221 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.