#451017
Closest named color: Mahogany (#4A0100). oklch(26.7% 0.081 17), rgb(69, 16, 23).
Aa
White text reads best on this color (15.67:1).
About this color
#451017 is a dark, moderately saturated red. In OKLCH its lightness is 27%, its chroma 0.081 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.033 away. White text reads best on it, at 15.67:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.33:1 |
| White text | 15.67:1 |
Values
| HEX | #451017 |
| RGB | rgb(69, 16, 23) |
| HSL | hsl(352, 62%, 17%) |
| OKLCH | oklch(26.7% 0.081 17) |
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 #451017 | 15.67:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #451017 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #451017 text on white | 15.67:1 | AAA | Lc 102.0 | Preferred for body text |
| #451017 text on black | 1.33:1 | Fails | Lc 0.0 | Not readable |
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 950.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FACCCD
oklch(88.5% 0.052 16.7)
-
Step 300
300
#F8A7AA
oklch(80.8% 0.096 17)
-
Step 400
400
#F0747E
oklch(70.6% 0.153 16.8)
-
Step 500
500
#E7475D
oklch(63.1% 0.195 17.1)
-
Step 600
600
#D21844
oklch(55.5% 0.212 16.9)
-
Step 700
700
#B50036
oklch(49.1% 0.196 16.9)
-
Step 800
800
#930C2D
oklch(42.6% 0.163 16.7)
-
Step 900
900
#761828
oklch(37.6% 0.127 16.8)
-
Step 950
950 (this color)
#451017
oklch(26.7% 0.081 17)
#451017 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) | #1E1C17 | 0.088 |
| Deuteranopia (no green cones) | #2B2716 | 0.081 |
| Tritanopia (no blue cones) | #4C0513 | 0.020 |
| Achromatopsia (no color) | #232323 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451017
#451017
oklch(26.7% 0.081 17)
- #002C2D
#002C2D
oklch(26.6% 0.045 197.1)
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 #451017, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.033
- Deep Brown #410200 ΔE 0.038
- Dark Maroon #3C0008 ΔE 0.043
- Chocolate Brown #411900 ΔE 0.043
- Dark Plum #3F012C ΔE 0.059
- Dark Brown #341C02 ΔE 0.061
- Aubergine #3D0734 ΔE 0.067
- Burgundy #610023 ΔE 0.067
Use #451017 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.