#AC2F30
Closest named color: Brown (#A52A2A). oklch(49.9% 0.162 24.9), rgb(172, 47, 48).
Aa
White text reads best on this color (6.55:1).
About this color
#AC2F30 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.162 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.018 away. White text reads best on it, at 6.55:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Brown (#A52A2A) |
| Black text | 3.20:1 |
| White text | 6.55:1 |
Values
| HEX | #AC2F30 |
| RGB | rgb(172, 47, 48) |
| HSL | hsl(360, 57%, 43%) |
| OKLCH | oklch(49.9% 0.162 24.9) |
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 #AC2F30 | 6.55:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #AC2F30 | 3.20:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #AC2F30 text on white | 6.55:1 | AA | Lc 81.3 | Fine for body text |
| #AC2F30 text on black | 3.20:1 | AA large text | Lc -20.6 | 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 700.
-
Step 50
50
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E4E2
oklch(93.5% 0.023 24.1)
-
Step 200
200
#F5CFCB
oklch(88.6% 0.043 25.1)
-
Step 300
300
#EFADA7
oklch(80.8% 0.079 24.8)
-
Step 400
400
#E48079
oklch(70.8% 0.125 24.9)
-
Step 500
500
#D95B56
oklch(63.1% 0.16 25)
-
Step 600
600
#C53C3C
oklch(55.7% 0.174 24.8)
-
Step 700
700 (this color)
#AC2F30
oklch(49.9% 0.162 24.9)
-
Step 800
800
#892727
oklch(42.6% 0.133 24.8)
-
Step 900
900
#6F2624
oklch(37.8% 0.104 25)
-
Step 950
950
#411715
oklch(26.9% 0.066 25.2)
#AC2F30 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) | #534C2F | 0.174 |
| Deuteranopia (no green cones) | #72672C | 0.160 |
| Tritanopia (no blue cones) | #BD0031 | 0.045 |
| Achromatopsia (no color) | #5D5D5D | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC2F30
#AC2F30
oklch(49.9% 0.162 24.9)
- #00707A
#00707A
oklch(49.8% 0.085 205.6)
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 #AC2F30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown #A52A2A ΔE 0.018
- Firebrick #B22222 ΔE 0.019
- Rufous #AE2012 ΔE 0.027
- Rusty Red #AF2F0D ΔE 0.029
- Brick #A03623 ΔE 0.030
- Rust Red #AA2704 ΔE 0.032
- Rouge #AB1239 ΔE 0.040
- Scarlet #BE0119 ΔE 0.044
Use #AC2F30 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.