#152770
Closest named color: Midnight Blue (#191970). oklch(31.1% 0.128 267.4), rgb(21, 39, 112).
Aa
White text reads best on this color (13.49:1).
About this color
#152770 is a dark, moderately saturated blue. In OKLCH its lightness is 31%, its chroma 0.128 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Blue (#191970), ΔE 0.031 away. White text reads best on it, at 13.49:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Midnight Blue (#191970) |
| Black text | 1.55:1 |
| White text | 13.49:1 |
Values
| HEX | #152770 |
| RGB | rgb(21, 39, 112) |
| HSL | hsl(228, 68%, 26%) |
| OKLCH | oklch(31.1% 0.128 267.4) |
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 #152770 | 13.49:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #152770 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #152770 text on white | 13.49:1 | AAA | Lc 99.5 | Preferred for body text |
| #152770 text on black | 1.55:1 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#C9D9FF
oklch(88.6% 0.055 267.2)
-
Step 300
300
#A5BFFF
oklch(80.9% 0.095 267.2)
-
Step 400
400
#779BFF
oklch(70.7% 0.152 267.5)
-
Step 500
500
#557EFF
oklch(63.2% 0.197 267.3)
-
Step 600
600
#375CFF
oklch(55.6% 0.244 267.4)
-
Step 700
700
#2532FF
oklch(49.1% 0.287 267.4)
-
Step 800
800
#1D22D9
oklch(42.7% 0.259 267.5)
-
Step 900
900
#1828AA
oklch(37.7% 0.202 267.5)
-
Step 950
950 (this color)
#152770
oklch(31.1% 0.128 267.4)
#152770 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) | #003372 | 0.032 |
| Deuteranopia (no green cones) | #002A6F | 0.016 |
| Tritanopia (no blue cones) | #003A47 | 0.101 |
| Achromatopsia (no color) | #2E2E2E | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152770
#152770
oklch(31.1% 0.128 267.4)
- #3E2E00
#3E2E00
oklch(31.1% 0.064 87.7)
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 #152770, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Blue #191970 ΔE 0.031
- Marine #042E60 ΔE 0.036
- Marine Blue #01386A ΔE 0.049
- Prussian Blue #1D3557 ΔE 0.064
- Royal #0C1793 ΔE 0.065
- Dark Royal Blue #02066F ΔE 0.070
- Deep Blue #040273 ΔE 0.071
- Navy #000080 ΔE 0.073
Use #152770 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.