#B70600
Closest named color: Scarlet (#BE0119). oklch(49.1% 0.199 29.6), rgb(183, 6, 0).
Aa
White text reads best on this color (6.90:1).
About this color
#B70600 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.199 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Scarlet (#BE0119), ΔE 0.020 away. White text reads best on it, at 6.90:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Scarlet (#BE0119) |
| Black text | 3.03:1 |
| White text | 6.90:1 |
Values
| HEX | #B70600 |
| RGB | rgb(183, 6, 0) |
| HSL | hsl(2, 100%, 36%) |
| OKLCH | oklch(49.1% 0.199 29.6) |
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 #B70600 | 6.90:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #B70600 | 3.03:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #B70600 text on white | 6.90:1 | AA | Lc 81.3 | Fine for body text |
| #B70600 text on black | 3.03:1 | AA large text | Lc -20.5 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE3DF
oklch(93.5% 0.028 28.5)
-
Step 200
200
#FBCDC5
oklch(88.6% 0.054 29.6)
-
Step 300
300
#F9A99C
oklch(80.9% 0.097 29.5)
-
Step 400
400
#F17766
oklch(70.7% 0.154 29.6)
-
Step 500
500
#E84A3A
oklch(63% 0.197 29.5)
-
Step 600
600
#D41E11
oklch(55.7% 0.214 29.7)
-
Step 700
700 (this color)
#B70600
oklch(49.1% 0.199 29.6)
-
Step 800
800
#941108
oklch(42.6% 0.164 29.7)
-
Step 900
900
#771A12
oklch(37.6% 0.129 29.4)
-
Step 950
950
#46120C
oklch(27% 0.081 29.8)
#B70600 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) | #4D4300 | 0.217 |
| Deuteranopia (no green cones) | #746600 | 0.192 |
| Tritanopia (no blue cones) | #CB000B | 0.042 |
| Achromatopsia (no color) | #5A5A5A | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B70600
#B70600
oklch(49.1% 0.199 29.6)
- #006D7B
#006D7B
oklch(49% 0.085 210.2)
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 #B70600, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Scarlet #BE0119 ΔE 0.020
- Rufous #AE2012 ΔE 0.021
- Firebrick #B22222 ΔE 0.022
- Rust Red #AA2704 ΔE 0.032
- Rusty Red #AF2F0D ΔE 0.035
- Lipstick Red #C0022F ΔE 0.038
- Brown #A52A2A ΔE 0.043
- Burnt Red #9F2305 ΔE 0.049
Use #B70600 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.