#001826
Closest named color: Rich Black (#0D1B2A). oklch(19.8% 0.043 236.1), rgb(0, 24, 38).
Aa
White text reads best on this color (18.12:1).
About this color
#001826 is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.043 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.024 away. White text reads best on it, at 18.12:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.12:1 |
Values
| HEX | #001826 |
| RGB | rgb(0, 24, 38) |
| HSL | hsl(202, 100%, 7%) |
| OKLCH | oklch(19.8% 0.043 236.1) |
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 #001826 | 18.12:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #001826 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #001826 text on white | 18.12:1 | AAA | Lc 104.7 | Preferred for body text |
| #001826 text on black | 1.15:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C8DCE9
oklch(88.4% 0.028 236.2)
-
Step 300
300
#A2C6DD
oklch(80.8% 0.05 236.3)
-
Step 400
400
#6EA9CC
oklch(70.8% 0.08 235.6)
-
Step 500
500
#4293BF
oklch(63.2% 0.103 235.4)
-
Step 600
600
#197CAC
oklch(55.6% 0.112 236.3)
-
Step 700
700
#056893
oklch(49% 0.104 236.2)
-
Step 800
800
#0E5578
oklch(42.6% 0.087 236.8)
-
Step 900
900
#164760
oklch(37.8% 0.067 234.9)
-
Step 950
950 (this color)
#001826
oklch(19.8% 0.043 236.1)
#001826 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) | #111827 | 0.025 |
| Deuteranopia (no green cones) | #0B1426 | 0.020 |
| Tritanopia (no blue cones) | #001C1D | 0.027 |
| Achromatopsia (no color) | #161616 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #001826
#001826
oklch(19.8% 0.043 236.1)
- #241002
#241002
oklch(19.9% 0.043 57.1)
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 #001826, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.024
- Rich Navy #001219 ΔE 0.032
- Almost Black #070D0D ΔE 0.058
- Dark #1B2431 ΔE 0.063
- Navy Blue #001146 ΔE 0.068
- Dark Navy #000435 ΔE 0.072
- Jet #212529 ΔE 0.073
- Oxford Blue #1B263B ΔE 0.074
Use #001826 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.