#012242
Closest named color: Oxford Blue (#1B263B). oklch(24.9% 0.071 251.3), rgb(1, 34, 66).
Aa
White text reads best on this color (16.04:1).
About this color
#012242 is a very dark, moderately saturated blue. In OKLCH its lightness is 25%, its chroma 0.071 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.037 away. White text reads best on it, at 16.04:1.
| Hue family | Blues |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.30:1 |
| White text | 16.04:1 |
Values
| HEX | #012242 |
| RGB | rgb(1, 34, 66) |
| HSL | hsl(210, 97%, 13%) |
| OKLCH | oklch(24.9% 0.071 251.3) |
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 #012242 | 16.04:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #012242 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #012242 text on white | 16.04:1 | AAA | Lc 102.7 | Preferred for body text |
| #012242 text on black | 1.30:1 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DEEBFA
oklch(93.5% 0.025 251.9)
-
Step 200
200
#C3DCF8
oklch(88.5% 0.047 251.3)
-
Step 300
300
#98C5F6
oklch(80.9% 0.085 251)
-
Step 400
400
#5CA5F2
oklch(70.8% 0.135 251.4)
-
Step 500
500
#1F8CED
oklch(63.2% 0.172 251.2)
-
Step 600
600
#0075CE
oklch(55.7% 0.162 251.1)
-
Step 700
700
#0062AE
oklch(49.1% 0.143 251.1)
-
Step 800
800
#005090
oklch(42.7% 0.125 251.1)
-
Step 900
900
#004279
oklch(37.6% 0.11 251.3)
-
Step 950
950 (this color)
#012242
oklch(24.9% 0.071 251.3)
#012242 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) | #112443 | 0.018 |
| Deuteranopia (no green cones) | #051F41 | 0.010 |
| Tritanopia (no blue cones) | #002A2E | 0.053 |
| Achromatopsia (no color) | #212121 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #012242
#012242
oklch(24.9% 0.071 251.3)
- #311C00
#311C00
oklch(24.8% 0.054 70.9)
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 #012242, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.037
- Dark #1B2431 ΔE 0.045
- Rich Black #0D1B2A ΔE 0.048
- Navy Blue #001146 ΔE 0.053
- Jet #212529 ΔE 0.063
- Marine #042E60 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.070
- Dark Indigo #1F0954 ΔE 0.076
Use #012242 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.