#A31048
Closest named color: Berry (#990F4B). oklch(46.5% 0.178 7.1), rgb(163, 16, 72).
Aa
White text reads best on this color (7.70:1).
About this color
#A31048 is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.178 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Berry (#990F4B), ΔE 0.023 away. White text reads best on it, at 7.70:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.178) |
| Temperature | warm |
| Nearest name | Berry (#990F4B) |
| Black text | 2.72:1 |
| White text | 7.70:1 |
Values
| HEX | #A31048 |
| RGB | rgb(163, 16, 72) |
| HSL | hsl(337, 82%, 35%) |
| OKLCH | oklch(46.5% 0.178 7.1) |
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 #A31048 | 7.70:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #A31048 | 2.72:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #A31048 text on white | 7.70:1 | AAA | Lc 84.9 | Fine for body text |
| #A31048 text on black | 2.72:1 | Fails | Lc -17.2 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E7
oklch(93.6% 0.026 5.7)
-
Step 200
200
#F6CDD4
oklch(88.5% 0.047 6.5)
-
Step 300
300
#F2AAB7
oklch(81% 0.086 7.3)
-
Step 400
400
#E77992
oklch(70.7% 0.138 6.8)
-
Step 500
500
#DC5177
oklch(63% 0.176 6.9)
-
Step 600
600
#C82E60
oklch(55.7% 0.191 7.1)
-
Step 700
700 (this color)
#A31048
oklch(46.5% 0.178 7.1)
-
Step 800
800
#8C1D41
oklch(42.8% 0.147 7.1)
-
Step 900
900
#701F37
oklch(37.6% 0.115 6.7)
-
Step 950
950
#421420
oklch(27% 0.072 7.3)
#A31048 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) | #3E4149 | 0.201 |
| Deuteranopia (no green cones) | #635D45 | 0.181 |
| Tritanopia (no blue cones) | #B2002C | 0.049 |
| Achromatopsia (no color) | #535353 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A31048
#A31048
oklch(46.5% 0.178 7.1)
- #006861
#006861
oklch(46.6% 0.081 186.8)
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 #A31048, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Berry #990F4B ΔE 0.023
- Cranberry #9E003A ΔE 0.023
- Violet Red #A50055 ΔE 0.024
- Raspberry #B00149 ΔE 0.026
- Purple Red #990147 ΔE 0.026
- Rouge #AB1239 ΔE 0.030
- Dark Fuchsia #9D0759 ΔE 0.034
- Deep Magenta #A0025C ΔE 0.037
Use #A31048 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.