#314BA9
Closest named color: Blueberry (#464196). oklch(44.9% 0.154 268), rgb(49, 75, 169).
Aa
White text reads best on this color (7.74:1).
About this color
#314BA9 is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.154 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.044 away. White text reads best on it, at 7.74:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.70:1 |
| White text | 7.74:1 |
Values
| HEX | #314BA9 |
| RGB | rgb(49, 75, 169) |
| HSL | hsl(227, 55%, 43%) |
| OKLCH | oklch(44.9% 0.154 268) |
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 #314BA9 | 7.74:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #314BA9 | 2.70:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #314BA9 text on white | 7.74:1 | AAA | Lc 86.5 | Fine for body text |
| #314BA9 text on black | 2.70:1 | Fails | Lc -15.6 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CBD9FB
oklch(88.6% 0.049 267.7)
-
Step 300
300
#A8BFFC
oklch(80.9% 0.09 268.4)
-
Step 400
400
#7A9BFA
oklch(70.6% 0.144 268.1)
-
Step 500
500
#5A7FF7
oklch(63.1% 0.184 267.9)
-
Step 600
600
#4265E6
oklch(55.6% 0.199 267.8)
-
Step 700
700
#3552C8
oklch(49% 0.186 268.1)
-
Step 800
800 (this color)
#314BA9
oklch(44.9% 0.154 268)
-
Step 900
900
#273B80
oklch(37.7% 0.119 268.1)
-
Step 950
950
#17234B
oklch(27% 0.076 268.4)
#314BA9 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) | #0058AC | 0.039 |
| Deuteranopia (no green cones) | #004DA7 | 0.031 |
| Tritanopia (no blue cones) | #006272 | 0.125 |
| Achromatopsia (no color) | #535353 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #314BA9
#314BA9
oklch(44.9% 0.154 268)
- #6A5100
#6A5100
oklch(44.9% 0.092 88)
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 #314BA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.044
- Cobalt #1E488F ΔE 0.048
- Sapphire #2138AB ΔE 0.052
- Dusk Blue #26538D ΔE 0.054
- Blue Blue #2242C7 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.063
- Denim Blue #3B5B92 ΔE 0.064
- Twilight #4E518B ΔE 0.066
Use #314BA9 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.