#BD3540
Closest named color: Dull Red (#BB3F3F). oklch(53.7% 0.172 20.9), rgb(189, 53, 64).
Aa
White text reads best on this color (5.60:1).
About this color
#BD3540 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.172 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.017 away. White text reads best on it, at 5.60:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.74:1 |
| White text | 5.60:1 |
Values
| HEX | #BD3540 |
| RGB | rgb(189, 53, 64) |
| HSL | hsl(355, 56%, 47%) |
| OKLCH | oklch(53.7% 0.172 20.9) |
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 #BD3540 | 5.60:1 | AA | Lc -82.1 | Fine for body text |
| Black text on #BD3540 | 3.74:1 | AA large text | Lc 27.3 | Dividers and decoration only |
| #BD3540 text on white | 5.60:1 | AA | Lc 76.8 | Fine for body text |
| #BD3540 text on black | 3.74:1 | AA large text | Lc -24.9 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E4E3
oklch(93.5% 0.023 20.9)
-
Step 200
200
#F5CFCD
oklch(88.6% 0.043 21.6)
-
Step 300
300
#EFADAB
oklch(80.9% 0.078 20.9)
-
Step 400
400
#E37F7F
oklch(70.6% 0.124 20.7)
-
Step 500
500
#D85B5F
oklch(63.1% 0.158 20.8)
-
Step 600
600 (this color)
#BD3540
oklch(53.7% 0.172 20.9)
-
Step 700
700
#A82C37
oklch(49% 0.16 20.7)
-
Step 800
800
#89272E
oklch(42.8% 0.132 20.9)
-
Step 900
900
#6E2629
oklch(37.7% 0.102 21)
-
Step 950
950
#411718
oklch(27% 0.066 21.1)
#BD3540 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) | #5B553F | 0.188 |
| Deuteranopia (no green cones) | #7D723C | 0.172 |
| Tritanopia (no blue cones) | #CF033A | 0.045 |
| Achromatopsia (no color) | #686868 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BD3540
#BD3540
oklch(53.7% 0.172 20.9)
- #007D83
#007D83
oklch(53.6% 0.091 200.7)
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 #BD3540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.017
- Dusty Red #B9484E ΔE 0.031
- Lipstick Red #C0022F ΔE 0.042
- Dark Rose #B5485D ΔE 0.043
- Cherry #CF0234 ΔE 0.045
- Rose Red #BE013C ΔE 0.045
- Firebrick #B22222 ΔE 0.045
- Ruby #CA0147 ΔE 0.048
Use #BD3540 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.