#A7040F
Closest named color: Carmine (#9D0216). oklch(45.9% 0.185 27.4), rgb(167, 4, 15).
Aa
White text reads best on this color (7.87:1).
About this color
#A7040F is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.185 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Carmine (#9D0216), ΔE 0.023 away. White text reads best on it, at 7.87:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Carmine (#9D0216) |
| Black text | 2.66:1 |
| White text | 7.87:1 |
Values
| HEX | #A7040F |
| RGB | rgb(167, 4, 15) |
| HSL | hsl(356, 95%, 34%) |
| OKLCH | oklch(45.9% 0.185 27.4) |
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 #A7040F | 7.87:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #A7040F | 2.66:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #A7040F text on white | 7.87:1 | AAA | Lc 84.8 | Fine for body text |
| #A7040F text on black | 2.66:1 | Fails | Lc -17.2 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC7
oklch(88.5% 0.051 27.2)
-
Step 300
300
#F5ABA1
oklch(80.9% 0.089 27.7)
-
Step 400
400
#ED7A6E
oklch(70.8% 0.144 27.4)
-
Step 500
500
#E35147
oklch(63.1% 0.183 27.5)
-
Step 600
600
#CE2B28
oklch(55.5% 0.199 27.4)
-
Step 700
700 (this color)
#A7040F
oklch(45.9% 0.185 27.4)
-
Step 800
800
#911B19
oklch(42.8% 0.154 27.4)
-
Step 900
900
#741F1B
oklch(37.7% 0.119 27.2)
-
Step 950
950
#441410
oklch(26.9% 0.075 27.9)
#A7040F 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) | #453C0B | 0.204 |
| Deuteranopia (no green cones) | #695D00 | 0.184 |
| Tritanopia (no blue cones) | #B9000D | 0.038 |
| Achromatopsia (no color) | #525252 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A7040F
#A7040F
oklch(45.9% 0.185 27.4)
- #00646E
#00646E
oklch(46% 0.079 206.7)
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 #A7040F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carmine #9D0216 ΔE 0.023
- Burnt Red #9F2305 ΔE 0.028
- Rufous #AE2012 ΔE 0.029
- Deep Red #9A0200 ΔE 0.030
- Auburn #9B2226 ΔE 0.030
- Brown #A52A2A ΔE 0.034
- Blood Red #980002 ΔE 0.034
- Rust Red #AA2704 ΔE 0.035
Use #A7040F 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.