#CF5427
Closest named color: Rusty Orange (#CD5909). oklch(60% 0.166 39.1), rgb(207, 84, 39).
Aa
Black text reads best on this color (4.95:1).
About this color
#CF5427 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.166 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.021 away. Black text reads best on it, at 4.95:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 4.95:1 |
| White text | 4.24:1 |
Values
| HEX | #CF5427 |
| RGB | rgb(207, 84, 39) |
| HSL | hsl(16, 68%, 48%) |
| OKLCH | oklch(60% 0.166 39.1) |
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 #CF5427 | 4.24:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #CF5427 | 4.95:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #CF5427 text on white | 4.24:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #CF5427 text on black | 4.95:1 | AA | Lc -33.2 | 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 500.
-
Step 50
50
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DE
oklch(93.6% 0.024 40.3)
-
Step 200
200
#F5D0C3
oklch(88.6% 0.045 40.3)
-
Step 300
300
#EFAF9A
oklch(80.9% 0.081 38.9)
-
Step 400
400
#E48261
oklch(70.6% 0.13 39.3)
-
Step 500
500 (this color)
#CF5427
oklch(60% 0.166 39.1)
-
Step 600
600
#C44000
oklch(55.5% 0.178 39)
-
Step 700
700
#A63500
oklch(49.1% 0.157 39.1)
-
Step 800
800
#892A00
oklch(42.6% 0.137 39)
-
Step 900
900
#6F270C
oklch(37.6% 0.109 39)
-
Step 950
950
#41180A
oklch(26.9% 0.068 38.9)
#CF5427 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) | #776A20 | 0.164 |
| Deuteranopia (no green cones) | #958522 | 0.149 |
| Tritanopia (no blue cones) | #E4364B | 0.075 |
| Achromatopsia (no color) | #7B7B7B | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF5427
#CF5427
oklch(60% 0.166 39.1)
- #008FAC
#008FAC
oklch(60.1% 0.109 218.9)
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 #CF5427, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.021
- Deep Orange #DC4D01 ΔE 0.027
- Rust Orange #C45508 ΔE 0.028
- Terra Cotta #C9643B ΔE 0.032
- Terracotta #CA6641 ΔE 0.036
- Burnt Orange #C04E01 ΔE 0.037
- Brick Orange #C14A09 ΔE 0.038
- Terracota #CB6843 ΔE 0.040
Use #CF5427 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.