#CA3445
Closest named color: Dull Red (#BB3F3F). oklch(56% 0.186 19.7), rgb(202, 52, 69).
Aa
White text reads best on this color (5.13:1).
About this color
#CA3445 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.186 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.033 away. White text reads best on it, at 5.13:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.08:1 |
| White text | 5.13:1 |
Values
| HEX | #CA3445 |
| RGB | rgb(202, 52, 69) |
| HSL | hsl(353, 59%, 50%) |
| OKLCH | oklch(56% 0.186 19.7) |
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 #CA3445 | 5.13:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #CA3445 | 4.08:1 | AA large text | Lc 30.0 | Non-text elements, placeholder text |
| #CA3445 text on white | 5.13:1 | AA | Lc 74.1 | Content text, not long reading |
| #CA3445 text on black | 4.08:1 | AA large text | Lc -27.6 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E3
oklch(93.6% 0.024 20.7)
-
Step 200
200
#F7CECD
oklch(88.6% 0.046 19.7)
-
Step 300
300
#F2ABAB
oklch(80.9% 0.084 19.1)
-
Step 400
400
#E87C7E
oklch(70.8% 0.133 19.9)
-
Step 500
500
#DD555E
oklch(63.1% 0.17 19.5)
-
Step 600
600 (this color)
#CA3445
oklch(56% 0.186 19.7)
-
Step 700
700
#AD2336
oklch(49.1% 0.172 19.6)
-
Step 800
800
#8D202D
oklch(42.8% 0.144 19.6)
-
Step 900
900
#712228
oklch(37.7% 0.111 20)
-
Step 950
950
#431518
oklch(27.1% 0.071 19.4)
#CA3445 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) | #5F5945 | 0.203 |
| Deuteranopia (no green cones) | #857941 | 0.186 |
| Tritanopia (no blue cones) | #DE003C | 0.044 |
| Achromatopsia (no color) | #6E6E6E | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA3445
#CA3445
oklch(56% 0.186 19.7)
- #00858A
#00858A
oklch(56% 0.095 199.4)
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 #CA3445, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.033
- Cherry #CF0234 ΔE 0.036
- Lipstick #D5174E ΔE 0.036
- Crimson #DC143C ΔE 0.038
- Dusty Red #B9484E ΔE 0.040
- Faded Red #D3494E ΔE 0.041
- Ruby #CA0147 ΔE 0.043
- Deep Rose #C74767 ΔE 0.046
Use #CA3445 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.