#BC5918
Closest named color: Rust Orange (#C45508). oklch(57.7% 0.146 48.1), rgb(188, 89, 24).
Aa
White text reads best on this color (4.58:1).
About this color
#BC5918 is a medium-dark, vivid orange. In OKLCH its lightness is 58%, its chroma 0.146 and its hue 48°. 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 (0.146) |
| Temperature | warm |
| Nearest name | Rust Orange (#C45508) |
| Black text | 4.58:1 |
| White text | 4.58:1 |
Values
| HEX | #BC5918 |
| RGB | rgb(188, 89, 24) |
| HSL | hsl(24, 77%, 42%) |
| OKLCH | oklch(57.7% 0.146 48.1) |
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 #BC5918 | 4.58:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #BC5918 | 4.58:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #BC5918 text on white | 4.58:1 | AA | Lc 71.2 | Content text, not long reading |
| #BC5918 text on black | 4.58:1 | AA | Lc -30.4 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F5E6DF
oklch(93.5% 0.019 46.8)
-
Step 200
200
#EED3C5
oklch(88.6% 0.036 49.2)
-
Step 300
300
#E5B59C
oklch(81% 0.066 48.9)
-
Step 400
400
#D68C65
oklch(70.7% 0.105 48.3)
-
Step 500
500
#C96D39
oklch(63% 0.134 48.1)
-
Step 600
600 (this color)
#BC5918
oklch(57.7% 0.146 48.1)
-
Step 700
700
#9A4300
oklch(49% 0.133 48.1)
-
Step 800
800
#7E3705
oklch(42.6% 0.113 48)
-
Step 900
900
#663111
oklch(37.8% 0.088 48.4)
-
Step 950
950
#3C1D0C
oklch(27% 0.056 47.7)
#BC5918 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) | #766809 | 0.131 |
| Deuteranopia (no green cones) | #8E7E14 | 0.118 |
| Tritanopia (no blue cones) | #CF424D | 0.084 |
| Achromatopsia (no color) | #757575 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BC5918
#BC5918
oklch(57.7% 0.146 48.1)
- #0085AE
#0085AE
oklch(57.6% 0.113 228.7)
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 #BC5918, 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 Siena #B75203 ΔE 0.019
- Burnt Orange #C04E01 ΔE 0.021
- Copper #B66325 ΔE 0.022
- Orangey Brown #B16002 ΔE 0.028
- Brick Orange #C14A09 ΔE 0.029
- Orange Brown #BE6400 ΔE 0.029
- Rusty Orange #CD5909 ΔE 0.032
Use #BC5918 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.