#CF3726
Closest named color: Dull Red (#BB3F3F). oklch(56.7% 0.191 30.3), rgb(207, 55, 38).
Aa
White text reads best on this color (4.96:1).
About this color
#CF3726 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.191 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.043 away. White text reads best on it, at 4.96:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.191) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.22:1 |
| White text | 4.96:1 |
Values
| HEX | #CF3726 |
| RGB | rgb(207, 55, 38) |
| HSL | hsl(6, 69%, 48%) |
| OKLCH | oklch(56.7% 0.191 30.3) |
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 #CF3726 | 4.96:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #CF3726 | 4.22:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #CF3726 text on white | 4.96:1 | AA | Lc 73.0 | Content text, not long reading |
| #CF3726 text on black | 4.22:1 | AA large text | Lc -28.7 | 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 600.
-
Step 50
50
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E0
oklch(93.6% 0.025 29.9)
-
Step 200
200
#F7CEC7
oklch(88.5% 0.048 29.4)
-
Step 300
300
#F3ACA0
oklch(80.9% 0.086 29.8)
-
Step 400
400
#EA7D6B
oklch(70.8% 0.138 30.6)
-
Step 500
500
#E05643
oklch(63.2% 0.176 30.5)
-
Step 600
600 (this color)
#CF3726
oklch(56.7% 0.191 30.3)
-
Step 700
700
#AF2314
oklch(49.1% 0.178 30.4)
-
Step 800
800
#8E2014
oklch(42.6% 0.148 30.3)
-
Step 900
900
#722218
oklch(37.6% 0.115 30.3)
-
Step 950
950
#43150F
oklch(26.9% 0.073 30)
#CF3726 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) | #655A22 | 0.204 |
| Deuteranopia (no green cones) | #8B7C1E | 0.185 |
| Tritanopia (no blue cones) | #E40035 | 0.055 |
| Achromatopsia (no color) | #707070 | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF3726
#CF3726
oklch(56.7% 0.191 30.3)
- #008696
#008696
oklch(56.8% 0.098 209.4)
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 #CF3726, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.043
- Faded Red #D3494E ΔE 0.044
- Brick Orange #C14A09 ΔE 0.045
- Sinopia #BB3E03 ΔE 0.046
- Crimson #DC143C ΔE 0.048
- Dark Coral #CF524E ΔE 0.050
- Cherry #CF0234 ΔE 0.050
- Burnt Orange #C04E01 ΔE 0.053
Use #CF3726 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.