#BF5536
Closest named color: Rust Orange (#C45508). oklch(57.8% 0.144 37), rgb(191, 85, 54).
Aa
White text reads best on this color (4.59:1).
About this color
#BF5536 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.144 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Orange (#C45508), ΔE 0.030 away. White text reads best on it, at 4.59:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Rust Orange (#C45508) |
| Black text | 4.56:1 |
| White text | 4.59:1 |
Values
| HEX | #BF5536 |
| RGB | rgb(191, 85, 54) |
| HSL | hsl(14, 56%, 48%) |
| OKLCH | oklch(57.8% 0.144 37) |
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 #BF5536 | 4.59:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #BF5536 | 4.56:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #BF5536 text on white | 4.59:1 | AA | Lc 71.3 | Content text, not long reading |
| #BF5536 text on black | 4.56:1 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D2C9
oklch(88.6% 0.036 37.4)
-
Step 300
300
#E7B3A3
oklch(81% 0.065 37.8)
-
Step 400
400
#D98972
oklch(70.8% 0.104 36.8)
-
Step 500
500
#CC694D
oklch(63.1% 0.132 36.7)
-
Step 600
600 (this color)
#BF5536
oklch(57.8% 0.144 37)
-
Step 700
700
#9E3E22
oklch(49.1% 0.135 36.7)
-
Step 800
800
#80341E
oklch(42.7% 0.111 36.8)
-
Step 900
900
#672E1E
oklch(37.6% 0.086 36.6)
-
Step 950
950
#3D1C12
oklch(27.1% 0.055 37.6)
#BF5536 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) | #726732 | 0.142 |
| Deuteranopia (no green cones) | #8C7E33 | 0.131 |
| Tritanopia (no blue cones) | #D13F4E | 0.063 |
| Achromatopsia (no color) | #757575 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BF5536
#BF5536
oklch(57.8% 0.144 37)
- #0088A1
#0088A1
oklch(57.8% 0.103 216.8)
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 #BF5536, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Orange #C45508 ΔE 0.030
- Brick Orange #C14A09 ΔE 0.030
- Burnt Orange #C04E01 ΔE 0.030
- Burnt Siena #B75203 ΔE 0.036
- Terra Cotta #C9643B ΔE 0.040
- Rusty Orange #CD5909 ΔE 0.041
- Copper #B66325 ΔE 0.042
- Dark Coral #CF524E ΔE 0.043
Use #BF5536 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.