#BB3E45
Closest named color: Dull Red (#BB3F3F). oklch(54.4% 0.16 21.1), rgb(187, 62, 69).
Aa
White text reads best on this color (5.40:1).
About this color
#BB3E45 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.160 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.008 away. White text reads best on it, at 5.40:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.160) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.88:1 |
| White text | 5.40:1 |
Values
| HEX | #BB3E45 |
| RGB | rgb(187, 62, 69) |
| HSL | hsl(357, 50%, 49%) |
| OKLCH | oklch(54.4% 0.16 21.1) |
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 #BB3E45 | 5.40:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #BB3E45 | 3.88:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #BB3E45 text on white | 5.40:1 | AA | Lc 76.0 | Fine for body text |
| #BB3E45 text on black | 3.88:1 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E5E4
oklch(93.7% 0.021 21.2)
-
Step 200
200
#F3CFCE
oklch(88.5% 0.041 19.8)
-
Step 300
300
#ECAFAC
oklch(81% 0.072 22)
-
Step 400
400
#DF8281
oklch(70.6% 0.115 21)
-
Step 500
500
#D45F61
oklch(63.1% 0.148 21.2)
-
Step 600
600 (this color)
#BB3E45
oklch(54.4% 0.16 21.1)
-
Step 700
700
#A4323A
oklch(49% 0.149 20.7)
-
Step 800
800
#862B30
oklch(42.7% 0.124 21)
-
Step 900
900
#6C282A
oklch(37.7% 0.097 21.3)
-
Step 950
950
#3F1819
oklch(26.8% 0.061 20.5)
#BB3E45 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) | #5F5944 | 0.174 |
| Deuteranopia (no green cones) | #7E7442 | 0.161 |
| Tritanopia (no blue cones) | #CD2042 | 0.045 |
| Achromatopsia (no color) | #6A6A6A | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB3E45
#BB3E45
oklch(54.4% 0.16 21.1)
- #008086
#008086
oklch(54.5% 0.093 200.6)
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 #BB3E45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.008
- Dusty Red #B9484E ΔE 0.018
- Dark Rose #B5485D ΔE 0.033
- Light Burgundy #A8415B ΔE 0.047
- Light Maroon #A24857 ΔE 0.052
- Deep Rose #C74767 ΔE 0.052
- Sinopia #BB3E03 ΔE 0.053
- Firebrick #B22222 ΔE 0.054
Use #BB3E45 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.