#BD3F01
Closest named color: Sinopia (#BB3E03). oklch(54.2% 0.172 39.5), rgb(189, 63, 1).
Aa
White text reads best on this color (5.41:1).
About this color
#BD3F01 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.172 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.005 away. White text reads best on it, at 5.41:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.87:1 |
| White text | 5.41:1 |
Values
| HEX | #BD3F01 |
| RGB | rgb(189, 63, 1) |
| HSL | hsl(20, 99%, 37%) |
| OKLCH | oklch(54.2% 0.172 39.5) |
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 #BD3F01 | 5.41:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #BD3F01 | 3.87:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #BD3F01 text on white | 5.41:1 | AA | Lc 75.9 | Fine for body text |
| #BD3F01 text on black | 3.87:1 | AA large text | Lc -25.8 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F3D0C4
oklch(88.4% 0.043 39.8)
-
Step 300
300
#EDB09C
oklch(80.9% 0.077 38.9)
-
Step 400
400
#E18464
oklch(70.6% 0.123 39.7)
-
Step 500
500
#D66138
oklch(63% 0.158 39.3)
-
Step 600
600 (this color)
#BD3F01
oklch(54.2% 0.172 39.5)
-
Step 700
700
#A53600
oklch(49% 0.155 39.6)
-
Step 800
800
#872C04
oklch(42.6% 0.132 39.4)
-
Step 900
900
#6D2910
oklch(37.6% 0.103 39.3)
-
Step 950
950
#40190B
oklch(26.9% 0.065 39.7)
#BD3F01 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) | #655800 | 0.170 |
| Deuteranopia (no green cones) | #847400 | 0.153 |
| Tritanopia (no blue cones) | #D11336 | 0.075 |
| Achromatopsia (no color) | #6A6A6A | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BD3F01
#BD3F01
oklch(54.2% 0.172 39.5)
- #007C96
#007C96
oklch(54.2% 0.098 219.3)
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 #BD3F01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.005
- Brick Orange #C14A09 ΔE 0.023
- Burnt Orange #C04E01 ΔE 0.030
- Burnt Siena #B75203 ΔE 0.037
- Cinnamon #AC4F06 ΔE 0.041
- Rusty Red #AF2F0D ΔE 0.044
- Dull Red #BB3F3F ΔE 0.046
- Rust Orange #C45508 ΔE 0.047
Use #BD3F01 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.