#170803
Closest named color: Very Dark Brown (#1D0200). oklch(15.6% 0.031 45.6), rgb(23, 8, 3).
Aa
White text reads best on this color (19.58:1).
About this color
#170803 is a very dark, muted brown. In OKLCH its lightness is 16%, its chroma 0.031 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.025 away. White text reads best on it, at 19.58:1.
| Hue family | Browns |
| Lightness | very dark (16%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.07:1 |
| White text | 19.58:1 |
Values
| HEX | #170803 |
| RGB | rgb(23, 8, 3) |
| HSL | hsl(15, 77%, 5%) |
| OKLCH | oklch(15.6% 0.031 45.6) |
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 #170803 | 19.58:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #170803 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #170803 text on white | 19.58:1 | AAA | Lc 105.7 | Preferred for body text |
| #170803 text on black | 1.07:1 | 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
#F8F4F3
oklch(97% 0.005 34.3)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E5D5CE
oklch(88.4% 0.02 45.2)
-
Step 300
300
#D6BAAE
oklch(81% 0.036 44.6)
-
Step 400
400
#C09683
oklch(70.7% 0.058 45.5)
-
Step 500
500
#AF7B63
oklch(62.9% 0.074 45.7)
-
Step 600
600
#9B644A
oklch(55.7% 0.081 45.9)
-
Step 700
700
#84533C
oklch(49.2% 0.074 45.7)
-
Step 800
800
#6B4432
oklch(42.7% 0.061 45.4)
-
Step 900
900
#57392C
oklch(37.6% 0.048 44.2)
-
Step 950
950 (this color)
#170803
oklch(15.6% 0.031 45.6)
#170803 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) | #0C0A03 | 0.027 |
| Deuteranopia (no green cones) | #100D03 | 0.024 |
| Tritanopia (no blue cones) | #1A0607 | 0.017 |
| Achromatopsia (no color) | #0C0C0C | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #170803
#170803
oklch(15.6% 0.031 45.6)
- #000F16
#000F16
oklch(15.7% 0.03 225)
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 #170803, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.025
- Almost Black #070D0D ΔE 0.040
- Rich Navy #001219 ΔE 0.063
- Rich Black #0D1B2A ΔE 0.089
- Dark Maroon #3C0008 ΔE 0.094
- Dark Brown #341C02 ΔE 0.101
- Deep Brown #410200 ΔE 0.105
- Midnight #03012D ΔE 0.113
Use #170803 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.