#BC1717
Closest named color: Scarlet (#BE0119). oklch(50.8% 0.196 28), rgb(188, 23, 23).
Aa
White text reads best on this color (6.41:1).
About this color
#BC1717 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.196 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.012 away. White text reads best on it, at 6.41:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.27:1 |
| White text | 6.41:1 |
Values
| HEX | #BC1717 |
| RGB | rgb(188, 23, 23) |
| HSL | hsl(0, 78%, 41%) |
| OKLCH | oklch(50.8% 0.196 28) |
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 #BC1717 | 6.41:1 | AA | Lc -85.0 | Fine for body text |
| Black text on #BC1717 | 3.27:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #BC1717 text on white | 6.41:1 | AA | Lc 79.8 | Fine for body text |
| #BC1717 text on black | 3.27:1 | AA large text | Lc -22.0 | 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 700.
-
Step 50
50
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E0
oklch(93.5% 0.028 25.9)
-
Step 200
200
#FACDC6
oklch(88.5% 0.052 28.5)
-
Step 300
300
#F8A99E
oklch(80.8% 0.095 28.1)
-
Step 400
400
#F0776A
oklch(70.7% 0.151 27.8)
-
Step 500
500
#E74B41
oklch(63% 0.194 27.7)
-
Step 600
600
#D3201E
oklch(55.6% 0.211 28)
-
Step 700
700 (this color)
#BC1717
oklch(50.8% 0.196 28)
-
Step 800
800
#941312
oklch(42.8% 0.162 27.9)
-
Step 900
900
#771B16
oklch(37.8% 0.127 28.1)
-
Step 950
950
#46120E
oklch(27% 0.081 28.1)
#BC1717 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) | #524813 | 0.214 |
| Deuteranopia (no green cones) | #796B09 | 0.193 |
| Tritanopia (no blue cones) | #D0001B | 0.040 |
| Achromatopsia (no color) | #5F5F5F | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BC1717
#BC1717
oklch(50.8% 0.196 28)
- #00737F
#00737F
oklch(50.8% 0.087 207.4)
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 #BC1717, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.012
- Firebrick #B22222 ΔE 0.020
- Lipstick Red #C0022F ΔE 0.027
- Rufous #AE2012 ΔE 0.029
- Rusty Red #AF2F0D ΔE 0.034
- Rust Red #AA2704 ΔE 0.039
- Rose Red #BE013C ΔE 0.043
- Brown #A52A2A ΔE 0.046
Use #BC1717 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.