#1A2836
Closest named color: Oxford Blue (#1B263B). oklch(27.1% 0.032 249.1), rgb(26, 40, 54).
Aa
White text reads best on this color (14.99:1).
About this color
#1A2836 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.032 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.013 away. White text reads best on it, at 14.99:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.40:1 |
| White text | 14.99:1 |
Values
| HEX | #1A2836 |
| RGB | rgb(26, 40, 54) |
| HSL | hsl(210, 35%, 16%) |
| OKLCH | oklch(27.1% 0.032 249.1) |
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 #1A2836 | 14.99:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #1A2836 | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #1A2836 text on white | 14.99:1 | AAA | Lc 101.8 | Preferred for body text |
| #1A2836 text on black | 1.40:1 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CFDBE7
oklch(88.6% 0.021 248.1)
-
Step 300
300
#AEC3D9
oklch(80.8% 0.039 249.5)
-
Step 400
400
#83A4C6
oklch(70.6% 0.062 249.5)
-
Step 500
500
#638DB7
oklch(62.9% 0.079 249.2)
-
Step 600
600
#4A77A3
oklch(55.6% 0.085 249.1)
-
Step 700
700
#3B648C
oklch(49.1% 0.079 249.2)
-
Step 800
800
#315272
oklch(42.8% 0.066 248.9)
-
Step 900
900
#2B445C
oklch(37.7% 0.052 248.4)
-
Step 950
950 (this color)
#1A2836
oklch(27.1% 0.032 249.1)
#1A2836 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) | #222837 | 0.013 |
| Deuteranopia (no green cones) | #1F2536 | 0.012 |
| Tritanopia (no blue cones) | #0F2B2D | 0.027 |
| Achromatopsia (no color) | #272727 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A2836
#1A2836
oklch(27.1% 0.032 249.1)
- #312415
#312415
oklch(27.1% 0.032 69.8)
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 #1A2836, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.013
- Dark #1B2431 ΔE 0.015
- Jet #212529 ΔE 0.025
- Space Cadet #2B2D42 ΔE 0.039
- Gunmetal #293241 ΔE 0.045
- Rich Black #0D1B2A ΔE 0.053
- Midnight Green #073B4C ΔE 0.066
- Prussian Blue #1D3557 ΔE 0.067
Use #1A2836 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.