#AD1B49
Closest named color: Raspberry (#B00149). oklch(49% 0.179 9.8), rgb(173, 27, 73).
Aa
White text reads best on this color (6.93:1).
About this color
#AD1B49 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.179 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.016 away. White text reads best on it, at 6.93:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.179) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.02:1 |
| White text | 6.93:1 |
Values
| HEX | #AD1B49 |
| RGB | rgb(173, 27, 73) |
| HSL | hsl(341, 73%, 39%) |
| OKLCH | oklch(49% 0.179 9.8) |
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 #AD1B49 | 6.93:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #AD1B49 | 3.02:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #AD1B49 text on white | 6.93:1 | AA | Lc 82.3 | Fine for body text |
| #AD1B49 text on black | 3.02:1 | AA large text | Lc -19.6 | 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
#FAE3E6
oklch(93.5% 0.026 8.6)
-
Step 200
200
#F7CDD2
oklch(88.6% 0.048 10)
-
Step 300
300
#F3AAB4
oklch(81% 0.087 10.1)
-
Step 400
400
#E8798D
oklch(70.7% 0.138 9.8)
-
Step 500
500
#DE5071
oklch(63.1% 0.178 9.7)
-
Step 600
600
#C92C59
oklch(55.5% 0.193 10)
-
Step 700
700 (this color)
#AD1B49
oklch(49% 0.179 9.8)
-
Step 800
800
#8D1B3C
oklch(42.7% 0.149 9.9)
-
Step 900
900
#711F34
oklch(37.7% 0.115 9.4)
-
Step 950
950
#43141E
oklch(27.1% 0.073 10.5)
#AD1B49 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) | #46474A | 0.202 |
| Deuteranopia (no green cones) | #6B6445 | 0.183 |
| Tritanopia (no blue cones) | #BE0030 | 0.045 |
| Achromatopsia (no color) | #5A5A5A | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD1B49
#AD1B49
oklch(49% 0.179 9.8)
- #006F6B
#006F6B
oklch(48.9% 0.084 190.4)
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 #AD1B49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.016
- Rouge #AB1239 ΔE 0.022
- Rose Red #BE013C ΔE 0.037
- Violet Red #A50055 ΔE 0.039
- Cranberry #9E003A ΔE 0.044
- Berry #990F4B ΔE 0.049
- Lipstick Red #C0022F ΔE 0.049
- Brown #A52A2A ΔE 0.051
Use #AD1B49 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.