#1E2953
Closest named color: Marine (#042E60). oklch(29.6% 0.077 270.1), rgb(30, 41, 83).
Aa
White text reads best on this color (14.02:1).
About this color
#1E2953 is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.077 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.033 away. White text reads best on it, at 14.02:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.49:1 |
| White text | 14.02:1 |
Values
| HEX | #1E2953 |
| RGB | rgb(30, 41, 83) |
| HSL | hsl(228, 47%, 22%) |
| OKLCH | oklch(29.6% 0.077 270.1) |
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 #1E2953 | 14.02:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #1E2953 | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #1E2953 text on white | 14.02:1 | AAA | Lc 100.5 | Preferred for body text |
| #1E2953 text on black | 1.49:1 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3E9FC
oklch(93.5% 0.027 271.9)
-
Step 200
200
#CCD8FC
oklch(88.5% 0.051 270.8)
-
Step 300
300
#A9BEFD
oklch(80.8% 0.092 270)
-
Step 400
400
#7D9AFC
oklch(70.7% 0.147 269.9)
-
Step 500
500
#5F7DF9
oklch(63.1% 0.187 270.1)
-
Step 600
600
#4862E8
oklch(55.5% 0.204 270.1)
-
Step 700
700
#3A50CA
oklch(49.1% 0.19 270)
-
Step 800
800
#3043A3
oklch(42.8% 0.156 270)
-
Step 900
900
#2A3A81
oklch(37.8% 0.121 270.1)
-
Step 950
950 (this color)
#1E2953
oklch(29.6% 0.077 270.1)
#1E2953 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) | #152E55 | 0.017 |
| Deuteranopia (no green cones) | #0D2952 | 0.020 |
| Tritanopia (no blue cones) | #00323A | 0.067 |
| Achromatopsia (no color) | #2C2C2C | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E2953
#1E2953
oklch(29.6% 0.077 270.1)
- #382B00
#382B00
oklch(29.5% 0.06 90.9)
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 #1E2953, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.033
- Prussian Blue #1D3557 ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.042
- Oxford Blue #1B263B ΔE 0.045
- Gunmetal #293241 ΔE 0.052
- Marine Blue #01386A ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.062
- Dark #1B2431 ΔE 0.063
Use #1E2953 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.