#381004
Closest named color: Deep Brown (#410200). oklch(23.7% 0.068 38.2), rgb(56, 16, 4).
Aa
White text reads best on this color (16.88:1).
About this color
#381004 is a very dark, muted red. In OKLCH its lightness is 24%, its chroma 0.068 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.029 away. White text reads best on it, at 16.88:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.24:1 |
| White text | 16.88:1 |
Values
| HEX | #381004 |
| RGB | rgb(56, 16, 4) |
| HSL | hsl(14, 87%, 12%) |
| OKLCH | oklch(23.7% 0.068 38.2) |
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 #381004 | 16.88:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #381004 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #381004 text on white | 16.88:1 | AAA | Lc 103.4 | Preferred for body text |
| #381004 text on black | 1.24:1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F4D0C4
oklch(88.5% 0.044 39.3)
-
Step 300
300
#EFAF9B
oklch(80.9% 0.081 38.1)
-
Step 400
400
#E48264
oklch(70.7% 0.129 37.8)
-
Step 500
500
#D95E37
oklch(63% 0.164 37.8)
-
Step 600
600
#C44008
oklch(55.6% 0.177 38.3)
-
Step 700
700
#A73300
oklch(49% 0.16 38.2)
-
Step 800
800
#892A03
oklch(42.7% 0.136 38.4)
-
Step 900
900
#6F2810
oklch(37.8% 0.107 38.1)
-
Step 950
950 (this color)
#381004
oklch(23.7% 0.068 38.2)
#381004 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) | #1B1703 | 0.068 |
| Deuteranopia (no green cones) | #252003 | 0.061 |
| Tritanopia (no blue cones) | #3F060D | 0.030 |
| Achromatopsia (no color) | #1D1D1D | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #381004
#381004
oklch(23.7% 0.068 38.2)
- #00232C
#00232C
oklch(23.7% 0.043 218.7)
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 #381004, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.029
- Dark Brown #341C02 ΔE 0.035
- Chocolate Brown #411900 ΔE 0.035
- Dark Maroon #3C0008 ΔE 0.035
- Mahogany #4A0100 ΔE 0.044
- Jet #212529 ΔE 0.080
- Dark Plum #3F012C ΔE 0.084
- Very Dark Brown #1D0200 ΔE 0.087
Use #381004 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.