#B00066
Closest named color: Violet Red (#A50055). oklch(49.4% 0.202 355.6), rgb(176, 0, 102).
Aa
White text reads best on this color (6.91:1).
About this color
#B00066 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.202 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.034 away. White text reads best on it, at 6.91:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.202) |
| Temperature | warm |
| Nearest name | Violet Red (#A50055) |
| Black text | 3.03:1 |
| White text | 6.91:1 |
Values
| HEX | #B00066 |
| RGB | rgb(176, 0, 102) |
| HSL | hsl(325, 100%, 35%) |
| OKLCH | oklch(49.4% 0.202 355.6) |
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 #B00066 | 6.91:1 | AA | Lc -86.6 | Fine for body text |
| Black text on #B00066 | 3.03:1 | AA large text | Lc 22.6 | Dividers and decoration only |
| #B00066 text on white | 6.91:1 | AA | Lc 81.4 | Fine for body text |
| #B00066 text on black | 3.03:1 | AA large text | Lc -20.4 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FBE2EA
oklch(93.5% 0.029 356.3)
-
Step 200
200
#F8CBDA
oklch(88.5% 0.054 356.3)
-
Step 300
300
#F4A6C3
oklch(80.9% 0.098 355.6)
-
Step 400
400
#EA72A4
oklch(70.6% 0.157 355.6)
-
Step 500
500
#E0468E
oklch(63.2% 0.2 355.8)
-
Step 600
600
#CB1778
oklch(55.6% 0.217 355.7)
-
Step 700
700 (this color)
#B00066
oklch(49.4% 0.202 355.6)
-
Step 800
800
#8E0C53
oklch(42.7% 0.168 355.3)
-
Step 900
900
#721844
oklch(37.7% 0.13 355.7)
-
Step 950
950
#431028
oklch(26.9% 0.083 355.2)
#B00066 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) | #384768 | 0.231 |
| Deuteranopia (no green cones) | #656463 | 0.202 |
| Tritanopia (no blue cones) | #BF003A | 0.076 |
| Achromatopsia (no color) | #5A5A5A | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B00066
#B00066
oklch(49.4% 0.202 355.6)
- #00725F
#00725F
oklch(49.3% 0.092 175.8)
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 #B00066, closest first.
No curated palette has a color within ΔE 0.04 of #B00066.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Red #A50055 ΔE 0.034
- Deep Magenta #A0025C ΔE 0.036
- Red Violet #9E0168 ΔE 0.040
- Dark Fuchsia #9D0759 ΔE 0.043
- Raspberry #B00149 ΔE 0.046
- Berry #990F4B ΔE 0.062
- Purple Red #990147 ΔE 0.066
- Medium Violet Red #C71585 ΔE 0.066
Use #B00066 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.