#BE0521
Closest named color: Scarlet (#BE0119). oklch(50.7% 0.203 24.5), rgb(190, 5, 33).
Aa
White text reads best on this color (6.49:1).
About this color
#BE0521 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.203 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.006 away. White text reads best on it, at 6.49:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.203) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.23:1 |
| White text | 6.49:1 |
Values
| HEX | #BE0521 |
| RGB | rgb(190, 5, 33) |
| HSL | hsl(351, 95%, 38%) |
| OKLCH | oklch(50.7% 0.203 24.5) |
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 #BE0521 | 6.49:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #BE0521 | 3.23:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #BE0521 text on white | 6.49:1 | AA | Lc 79.7 | Fine for body text |
| #BE0521 text on black | 3.23:1 | AA large text | Lc -22.2 | 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
#FDE3E1
oklch(93.6% 0.029 23)
-
Step 200
200
#FCCCC7
oklch(88.6% 0.055 25.2)
-
Step 300
300
#FAA8A1
oklch(81% 0.098 24.8)
-
Step 400
400
#F3746E
oklch(70.7% 0.157 24.6)
-
Step 500
500
#EA4648
oklch(63.1% 0.201 24.4)
-
Step 600
600
#D51229
oklch(55.5% 0.218 24.5)
-
Step 700
700 (this color)
#BE0521
oklch(50.7% 0.203 24.5)
-
Step 800
800
#960819
oklch(42.7% 0.169 24.6)
-
Step 900
900
#78171B
oklch(37.6% 0.131 24.4)
-
Step 950
950
#471011
oklch(27% 0.084 23.8)
#BE0521 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) | #4E461F | 0.226 |
| Deuteranopia (no green cones) | #786B17 | 0.204 |
| Tritanopia (no blue cones) | #D20016 | 0.042 |
| Achromatopsia (no color) | #5E5E5E | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BE0521
#BE0521
oklch(50.7% 0.203 24.5)
- #00737C
#00737C
oklch(50.7% 0.086 204.3)
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 #BE0521, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.006
- Lipstick Red #C0022F ΔE 0.015
- Firebrick #B22222 ΔE 0.027
- Rose Red #BE013C ΔE 0.030
- Rufous #AE2012 ΔE 0.037
- Cherry #CF0234 ΔE 0.040
- Rouge #AB1239 ΔE 0.047
- Rusty Red #AF2F0D ΔE 0.047
Use #BE0521 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.