#BA0121
Closest named color: Scarlet (#BE0119). oklch(49.8% 0.201 24), rgb(186, 1, 33).
Aa
White text reads best on this color (6.74:1).
About this color
#BA0121 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.201 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.011 away. White text reads best on it, at 6.74:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.11:1 |
| White text | 6.74:1 |
Values
| HEX | #BA0121 |
| RGB | rgb(186, 1, 33) |
| HSL | hsl(350, 99%, 37%) |
| OKLCH | oklch(49.8% 0.201 24) |
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 #BA0121 | 6.74:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #BA0121 | 3.11:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #BA0121 text on white | 6.74:1 | AA | Lc 80.6 | Fine for body text |
| #BA0121 text on black | 3.11:1 | AA large text | Lc -21.3 | 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
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC8
oklch(88.5% 0.054 23.9)
-
Step 300
300
#F9A8A2
oklch(80.9% 0.097 24.1)
-
Step 400
400
#F27570
oklch(70.8% 0.155 24.1)
-
Step 500
500
#E9474A
oklch(63.1% 0.199 24)
-
Step 600
600
#D5162C
oklch(55.7% 0.216 24.1)
-
Step 700
700 (this color)
#BA0121
oklch(49.8% 0.201 24)
-
Step 800
800
#950B1C
oklch(42.7% 0.166 23.9)
-
Step 900
900
#78181C
oklch(37.7% 0.13 24.2)
-
Step 950
950
#471111
oklch(27.1% 0.082 24.5)
#BA0121 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) | #4C4420 | 0.222 |
| Deuteranopia (no green cones) | #756818 | 0.201 |
| Tritanopia (no blue cones) | #CD0014 | 0.041 |
| Achromatopsia (no color) | #5B5B5B | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BA0121
#BA0121
oklch(49.8% 0.201 24)
- #007079
#007079
oklch(49.7% 0.085 204.6)
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 #BA0121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.011
- Lipstick Red #C0022F ΔE 0.019
- Firebrick #B22222 ΔE 0.023
- Rose Red #BE013C ΔE 0.031
- Rufous #AE2012 ΔE 0.032
- Rouge #AB1239 ΔE 0.040
- Brown #A52A2A ΔE 0.045
- Rust Red #AA2704 ΔE 0.045
Use #BA0121 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.