#314BB4
Closest named color: Blue Blue (#2242C7). oklch(45.8% 0.169 268.3), rgb(49, 75, 180).
Aa
White text reads best on this color (7.51:1).
About this color
#314BB4 is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.169 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.040 away. White text reads best on it, at 7.51:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #314BB4 |
| RGB | rgb(49, 75, 180) |
| HSL | hsl(228, 57%, 45%) |
| OKLCH | oklch(45.8% 0.169 268.3) |
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 #314BB4 | 7.51:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #314BB4 | 2.79:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #314BB4 text on white | 7.51:1 | AAA | Lc 85.6 | Fine for body text |
| #314BB4 text on black | 2.79:1 | Fails | Lc -16.4 | 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 800.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2EAFE
oklch(93.7% 0.028 268.4)
-
Step 200
200
#CAD9FF
oklch(88.6% 0.055 268.3)
-
Step 300
300
#A6BFFF
oklch(80.9% 0.095 267.8)
-
Step 400
400
#799AFF
oklch(70.6% 0.153 268.6)
-
Step 500
500
#587DFF
oklch(63.1% 0.197 268.3)
-
Step 600
600
#3F61F1
oklch(55.6% 0.219 268.1)
-
Step 700
700
#324ED2
oklch(49% 0.205 268.3)
-
Step 800
800 (this color)
#314BB4
oklch(45.8% 0.169 268.3)
-
Step 900
900
#253986
oklch(37.7% 0.131 268.4)
-
Step 950
950
#15224F
oklch(27% 0.084 268.2)
#314BB4 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) | #005BB8 | 0.044 |
| Deuteranopia (no green cones) | #004FB2 | 0.030 |
| Tritanopia (no blue cones) | #006578 | 0.135 |
| Achromatopsia (no color) | #555555 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #314BB4
#314BB4
oklch(45.8% 0.169 268.3)
- #6D5400
#6D5400
oklch(45.9% 0.094 88.6)
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 #314BB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.040
- Majorelle Blue #3F37C9 ΔE 0.053
- Sapphire #2138AB ΔE 0.053
- Blueberry #464196 ΔE 0.057
- Blue With A Hint Of Purple #533CC6 ΔE 0.059
- Cobalt #1E488F ΔE 0.064
- Blurple #5539CC ΔE 0.068
- Dusk Blue #26538D ΔE 0.070
Use #314BB4 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.