#BF573B
Closest named color: Rust Orange (#C45508). oklch(58.2% 0.141 36), rgb(191, 87, 59).
Aa
Black text reads best on this color (4.64:1).
About this color
#BF573B is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.141 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Orange (#C45508), ΔE 0.033 away. Black text reads best on it, at 4.64:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.141) |
| Temperature | warm |
| Nearest name | Rust Orange (#C45508) |
| Black text | 4.64:1 |
| White text | 4.52:1 |
Values
| HEX | #BF573B |
| RGB | rgb(191, 87, 59) |
| HSL | hsl(13, 53%, 49%) |
| OKLCH | oklch(58.2% 0.141 36) |
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 #BF573B | 4.52:1 | AA | Lc -76.3 | Fine for body text |
| Black text on #BF573B | 4.64:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #BF573B text on white | 4.52:1 | AA | Lc 70.8 | Content text, not long reading |
| #BF573B text on black | 4.64:1 | AA | Lc -30.8 | 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
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#EFD2C9
oklch(88.6% 0.035 38)
-
Step 300
300
#E6B3A5
oklch(80.9% 0.063 35.9)
-
Step 400
400
#D88974
oklch(70.7% 0.102 35.6)
-
Step 500
500
#CB6A50
oklch(63.1% 0.129 36)
-
Step 600
600 (this color)
#BF573B
oklch(58.2% 0.141 36)
-
Step 700
700
#9D3F26
oklch(49.1% 0.131 35.8)
-
Step 800
800
#7F3521
oklch(42.7% 0.108 36.1)
-
Step 900
900
#672F20
oklch(37.8% 0.085 36)
-
Step 950
950
#3C1C13
oklch(26.9% 0.053 36.6)
#BF573B 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) | #736838 | 0.139 |
| Deuteranopia (no green cones) | #8C7F39 | 0.129 |
| Tritanopia (no blue cones) | #D14251 | 0.061 |
| Achromatopsia (no color) | #767676 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BF573B
#BF573B
oklch(58.2% 0.141 36)
- #0089A2
#0089A2
oklch(58.1% 0.104 216.6)
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 #BF573B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Orange #C45508 ΔE 0.033
- Burnt Orange #C04E01 ΔE 0.035
- Brick Orange #C14A09 ΔE 0.035
- Terra Cotta #C9643B ΔE 0.037
- Dark Coral #CF524E ΔE 0.040
- Burnt Siena #B75203 ΔE 0.040
- Terracotta #CA6641 ΔE 0.041
- Copper #B66325 ΔE 0.042
Use #BF573B 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.