#310207
Closest named color: Dark Maroon (#3C0008). oklch(20.2% 0.076 20.2), rgb(49, 2, 7).
Aa
White text reads best on this color (18.38:1).
About this color
#310207 is a very dark, moderately saturated red. In OKLCH its lightness is 20%, its chroma 0.076 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.028 away. White text reads best on it, at 18.38:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.14:1 |
| White text | 18.38:1 |
Values
| HEX | #310207 |
| RGB | rgb(49, 2, 7) |
| HSL | hsl(354, 92%, 10%) |
| OKLCH | oklch(20.2% 0.076 20.2) |
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 #310207 | 18.38:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #310207 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #310207 text on white | 18.38:1 | AAA | Lc 104.3 | Preferred for body text |
| #310207 text on black | 1.14:1 | 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
#FBE3E3
oklch(93.5% 0.026 17.6)
-
Step 200
200
#F9CDCB
oklch(88.6% 0.05 21.2)
-
Step 300
300
#F5AAA8
oklch(80.9% 0.089 20.9)
-
Step 400
400
#ED787A
oklch(70.7% 0.145 20.4)
-
Step 500
500
#E34E59
oklch(63.1% 0.184 20)
-
Step 600
600
#CE283E
oklch(55.6% 0.199 20.4)
-
Step 700
700
#B21631
oklch(49.1% 0.186 20.1)
-
Step 800
800
#901829
oklch(42.6% 0.153 20.1)
-
Step 900
900
#741D25
oklch(37.6% 0.12 20.2)
-
Step 950
950 (this color)
#310207
oklch(20.2% 0.076 20.2)
#310207 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) | #0F0D07 | 0.085 |
| Deuteranopia (no green cones) | #1C1806 | 0.076 |
| Tritanopia (no blue cones) | #370004 | 0.015 |
| Achromatopsia (no color) | #141414 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #310207
#310207
oklch(20.2% 0.076 20.2)
- #001B1D
#001B1D
oklch(20.2% 0.034 201.5)
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 #310207, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.028
- Deep Brown #410200 ΔE 0.043
- Very Dark Brown #1D0200 ΔE 0.057
- Mahogany #4A0100 ΔE 0.065
- Dark Brown #341C02 ΔE 0.074
- Dark Plum #3F012C ΔE 0.075
- Chocolate Brown #411900 ΔE 0.077
- Eggplant #380835 ΔE 0.086
Use #310207 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.