#BF2737
Closest named color: Lipstick Red (#C0022F). oklch(52.7% 0.186 21.5), rgb(191, 39, 55).
Aa
White text reads best on this color (5.89:1).
About this color
#BF2737 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.186 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Lipstick Red (#C0022F), ΔE 0.024 away. White text reads best on it, at 5.89:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Lipstick Red (#C0022F) |
| Black text | 3.56:1 |
| White text | 5.89:1 |
Values
| HEX | #BF2737 |
| RGB | rgb(191, 39, 55) |
| HSL | hsl(354, 66%, 45%) |
| OKLCH | oklch(52.7% 0.186 21.5) |
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 #BF2737 | 5.89:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #BF2737 | 3.56:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #BF2737 text on white | 5.89:1 | AA | Lc 77.9 | Fine for body text |
| #BF2737 text on black | 3.56:1 | AA large text | Lc -23.9 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E3
oklch(93.6% 0.024 20.7)
-
Step 200
200
#F7CECC
oklch(88.6% 0.047 21.4)
-
Step 300
300
#F2ABA9
oklch(80.8% 0.084 20.9)
-
Step 400
400
#E87C7B
oklch(70.7% 0.134 21.6)
-
Step 500
500
#DE5559
oklch(63.1% 0.171 21.7)
-
Step 600
600 (this color)
#BF2737
oklch(52.7% 0.186 21.5)
-
Step 700
700
#AE2331
oklch(49.2% 0.174 21.7)
-
Step 800
800
#8D2029
oklch(42.7% 0.144 21.7)
-
Step 900
900
#712226
oklch(37.7% 0.111 21.4)
-
Step 950
950
#431516
oklch(27% 0.071 21.9)
#BF2737 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) | #565036 | 0.205 |
| Deuteranopia (no green cones) | #7C7032 | 0.187 |
| Tritanopia (no blue cones) | #D2002F | 0.038 |
| Achromatopsia (no color) | #646464 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BF2737
#BF2737
oklch(52.7% 0.186 21.5)
- #007A81
#007A81
oklch(52.7% 0.09 201.8)
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 #BF2737, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lipstick Red #C0022F ΔE 0.024
- Rose Red #BE013C ΔE 0.031
- Dull Red #BB3F3F ΔE 0.033
- Scarlet #BE0119 ΔE 0.033
- Cherry #CF0234 ΔE 0.033
- Firebrick #B22222 ΔE 0.035
- Ruby #CA0147 ΔE 0.039
- Dusty Red #B9484E ΔE 0.049
Use #BF2737 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.