#CF4B27
Closest named color: Deep Orange (#DC4D01). oklch(58.8% 0.174 35.8), rgb(207, 75, 39).
Aa
Black text reads best on this color (4.68:1).
About this color
#CF4B27 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.174 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.031 away. Black text reads best on it, at 4.68:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.174) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 4.68:1 |
| White text | 4.47:1 |
Values
| HEX | #CF4B27 |
| RGB | rgb(207, 75, 39) |
| HSL | hsl(13, 68%, 48%) |
| OKLCH | oklch(58.8% 0.174 35.8) |
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 #CF4B27 | 4.47:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #CF4B27 | 4.68:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #CF4B27 text on white | 4.47:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #CF4B27 text on black | 4.68:1 | AA | Lc -31.6 | Non-text elements, placeholder text |
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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F4D0C6
oklch(88.5% 0.043 36)
-
Step 300
300
#EEAF9E
oklch(80.8% 0.078 35.7)
-
Step 400
400
#E38269
oklch(70.6% 0.126 35.4)
-
Step 500
500
#D85F3F
oklch(63.1% 0.16 35.8)
-
Step 600
600 (this color)
#CF4B27
oklch(58.8% 0.174 35.8)
-
Step 700
700
#A9310B
oklch(49.2% 0.162 35.9)
-
Step 800
800
#892A0F
oklch(42.7% 0.134 35.7)
-
Step 900
900
#6E2815
oklch(37.7% 0.104 36)
-
Step 950
950
#41180E
oklch(27% 0.067 34.9)
#CF4B27 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) | #716421 | 0.177 |
| Deuteranopia (no green cones) | #918221 | 0.162 |
| Tritanopia (no blue cones) | #E42644 | 0.071 |
| Achromatopsia (no color) | #777777 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF4B27
#CF4B27
oklch(58.8% 0.174 35.8)
- #008CA4
#008CA4
oklch(58.9% 0.104 215.5)
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 #CF4B27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.031
- Brick Orange #C14A09 ΔE 0.033
- Rust Orange #C45508 ΔE 0.034
- Rusty Orange #CD5909 ΔE 0.035
- Burnt Orange #C04E01 ΔE 0.036
- Dark Coral #CF524E ΔE 0.037
- Faded Red #D3494E ΔE 0.043
- Pale Red #D9544D ΔE 0.043
Use #CF4B27 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.