#3152B1
Closest named color: Blue Blue (#2242C7). oklch(47% 0.156 266.1), rgb(49, 82, 177).
Aa
White text reads best on this color (7.06:1).
About this color
#3152B1 is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.156 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.055 away. White text reads best on it, at 7.06:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #3152B1 |
| RGB | rgb(49, 82, 177) |
| HSL | hsl(225, 57%, 44%) |
| OKLCH | oklch(47% 0.156 266.1) |
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 #3152B1 | 7.06:1 | AAA | Lc -89.0 | Fine for body text |
| Black text on #3152B1 | 2.97:1 | Fails | Lc 20.0 | Dividers and decoration only |
| #3152B1 text on white | 7.06:1 | AAA | Lc 84.1 | Fine for body text |
| #3152B1 text on black | 2.97:1 | Fails | Lc -17.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CCD9F6
oklch(88.5% 0.042 266.3)
-
Step 300
300
#AAC0F2
oklch(80.9% 0.075 266.2)
-
Step 400
400
#7D9EEC
oklch(70.7% 0.121 265.9)
-
Step 500
500
#5D84E6
oklch(63.2% 0.154 265.8)
-
Step 600
600
#456BD4
oklch(55.6% 0.167 266.1)
-
Step 700
700 (this color)
#3152B1
oklch(47% 0.156 266.1)
-
Step 800
800
#2D4995
oklch(42.7% 0.129 265.9)
-
Step 900
900
#283E77
oklch(37.8% 0.101 265.9)
-
Step 950
950
#182545
oklch(27.1% 0.062 265.8)
#3152B1 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) | #0B5FB4 | 0.037 |
| Deuteranopia (no green cones) | #0053AF | 0.029 |
| Tritanopia (no blue cones) | #006979 | 0.126 |
| Achromatopsia (no color) | #585858 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3152B1
#3152B1
oklch(47% 0.156 266.1)
- #735600
#735600
oklch(47.1% 0.096 85.8)
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 #3152B1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.055
- Denim Blue #3B5B92 ΔE 0.060
- Dusk Blue #26538D ΔE 0.061
- Blueberry #464196 ΔE 0.061
- Mid Blue #276AB3 ΔE 0.064
- Cobalt #1E488F ΔE 0.065
- Sapphire #2138AB ΔE 0.069
- Majorelle Blue #3F37C9 ΔE 0.069
Use #3152B1 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.