#1E2736
Closest named color: Oxford Blue (#1B263B). oklch(27.1% 0.031 260.5), rgb(30, 39, 54).
Aa
White text reads best on this color (15.01:1).
About this color
#1E2736 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.031 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.012 away. White text reads best on it, at 15.01:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.01:1 |
Values
| HEX | #1E2736 |
| RGB | rgb(30, 39, 54) |
| HSL | hsl(218, 29%, 16%) |
| OKLCH | oklch(27.1% 0.031 260.5) |
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 #1E2736 | 15.01:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #1E2736 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #1E2736 text on white | 15.01:1 | AAA | Lc 101.9 | Preferred for body text |
| #1E2736 text on black | 1.39:1 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2DAE7
oklch(88.6% 0.02 260.2)
-
Step 300
300
#B3C1D9
oklch(80.8% 0.037 261.3)
-
Step 400
400
#8CA2C6
oklch(70.8% 0.058 260.2)
-
Step 500
500
#6F8AB7
oklch(63% 0.075 260.4)
-
Step 600
600
#5774A3
oklch(55.6% 0.081 259.8)
-
Step 700
700
#48618C
oklch(49.2% 0.076 260.9)
-
Step 800
800
#3B4F71
oklch(42.6% 0.062 260.7)
-
Step 900
900
#33425C
oklch(37.8% 0.049 261.1)
-
Step 950
950 (this color)
#1E2736
oklch(27.1% 0.031 260.5)
#1E2736 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 | 0.008 |
| Deuteranopia (no green cones) | #1F2636 | 0.004 |
| Tritanopia (no blue cones) | #162A2C | 0.027 |
| Achromatopsia (no color) | #272727 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E2736
#1E2736
oklch(27.1% 0.031 260.5)
- #2F2515
#2F2515
oklch(27.1% 0.031 78.7)
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 #1E2736, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.012
- Dark #1B2431 ΔE 0.014
- Jet #212529 ΔE 0.024
- Space Cadet #2B2D42 ΔE 0.036
- Gunmetal #293241 ΔE 0.044
- Rich Black #0D1B2A ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.067
- Midnight Green #073B4C ΔE 0.069
Use #1E2736 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.