#1E2145
Closest named color: Oxford Blue (#1B263B). oklch(26.6% 0.066 277.3), rgb(30, 33, 69).
Aa
White text reads best on this color (15.45:1).
About this color
#1E2145 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.066 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.028 away. White text reads best on it, at 15.45:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.35:1 |
| White text | 15.45:1 |
Values
| HEX | #1E2145 |
| RGB | rgb(30, 33, 69) |
| HSL | hsl(235, 39%, 19%) |
| OKLCH | oklch(26.6% 0.066 277.3) |
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 #1E2145 | 15.45:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #1E2145 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #1E2145 text on white | 15.45:1 | AAA | Lc 102.3 | Preferred for body text |
| #1E2145 text on black | 1.35:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D1D7F7
oklch(88.5% 0.044 277.1)
-
Step 300
300
#B3BCF4
oklch(80.8% 0.08 277.4)
-
Step 400
400
#8D98EE
oklch(70.6% 0.126 277.1)
-
Step 500
500
#737CE8
oklch(63% 0.16 277.2)
-
Step 600
600
#5E62D7
oklch(55.6% 0.176 277.5)
-
Step 700
700
#4E51BA
oklch(49.2% 0.162 277.4)
-
Step 800
800
#3F4396
oklch(42.7% 0.134 277)
-
Step 900
900
#353978
oklch(37.6% 0.106 277.3)
-
Step 950
950 (this color)
#1E2145
oklch(26.6% 0.066 277.3)
#1E2145 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) | #112646 | 0.022 |
| Deuteranopia (no green cones) | #0E2344 | 0.022 |
| Tritanopia (no blue cones) | #0E292F | 0.059 |
| Achromatopsia (no color) | #242424 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E2145
#1E2145
oklch(26.6% 0.066 277.3)
- #2D2500
#2D2500
oklch(26.6% 0.055 96.8)
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 #1E2145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.028
- Dark #1B2431 ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.048
- Jet #212529 ΔE 0.058
- Marine #042E60 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.061
- Gunmetal #293241 ΔE 0.063
- Dark Indigo #1F0954 ΔE 0.063
Use #1E2145 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.