#270403
Closest named color: Very Dark Brown (#1D0200). oklch(18.1% 0.061 27.9), rgb(39, 4, 3).
Aa
White text reads best on this color (19.00:1).
About this color
#270403 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.061 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.031 away. White text reads best on it, at 19.00:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.061) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.10:1 |
| White text | 19.00:1 |
Values
| HEX | #270403 |
| RGB | rgb(39, 4, 3) |
| HSL | hsl(2, 86%, 8%) |
| OKLCH | oklch(18.1% 0.061 27.9) |
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 #270403 | 19.00:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #270403 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #270403 text on white | 19.00:1 | AAA | Lc 105.0 | Preferred for body text |
| #270403 text on black | 1.10:1 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F8E5E2
oklch(93.6% 0.021 28.3)
-
Step 200
200
#F3D0CB
oklch(88.6% 0.04 27.5)
-
Step 300
300
#ECAFA7
oklch(80.8% 0.073 27.2)
-
Step 400
400
#DF8378
oklch(70.6% 0.115 27.6)
-
Step 500
500
#D46155
oklch(63.1% 0.148 28)
-
Step 600
600
#BF443A
oklch(55.6% 0.16 28)
-
Step 700
700
#A4342C
oklch(49% 0.149 28)
-
Step 800
800
#862D26
oklch(42.8% 0.123 27.9)
-
Step 900
900
#6C2923
oklch(37.7% 0.097 27.7)
-
Step 950
950 (this color)
#270403
oklch(18.1% 0.061 27.9)
#270403 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) | #0D0B03 | 0.066 |
| Deuteranopia (no green cones) | #161302 | 0.060 |
| Tritanopia (no blue cones) | #2C0004 | 0.016 |
| Achromatopsia (no color) | #101010 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #270403
#270403
oklch(18.1% 0.061 27.9)
- #001519
#001519
oklch(17.9% 0.031 210.2)
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 #270403, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.031
- Dark Maroon #3C0008 ΔE 0.054
- Deep Brown #410200 ΔE 0.066
- Almost Black #070D0D ΔE 0.076
- Dark Brown #341C02 ΔE 0.081
- Mahogany #4A0100 ΔE 0.088
- Rich Navy #001219 ΔE 0.092
- Chocolate Brown #411900 ΔE 0.093
Use #270403 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.