#315481
Closest named color: Light Navy Blue (#2E5A88). oklch(44.1% 0.085 255.4), rgb(49, 84, 129).
Aa
White text reads best on this color (7.73:1).
About this color
#315481 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.085 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.019 away. White text reads best on it, at 7.73:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.71:1 |
| White text | 7.73:1 |
Values
| HEX | #315481 |
| RGB | rgb(49, 84, 129) |
| HSL | hsl(214, 45%, 35%) |
| OKLCH | oklch(44.1% 0.085 255.4) |
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 #315481 | 7.73:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #315481 | 2.71:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #315481 text on white | 7.73:1 | AAA | Lc 86.7 | Fine for body text |
| #315481 text on black | 2.71:1 | Fails | Lc -15.4 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CDDAEC
oklch(88.4% 0.029 256.5)
-
Step 300
300
#ACC3E1
oklch(81% 0.049 255.1)
-
Step 400
400
#7FA3D2
oklch(70.7% 0.08 255.3)
-
Step 500
500
#5F8CC6
oklch(63.2% 0.101 255.2)
-
Step 600
600
#4475B3
oklch(55.7% 0.111 255.1)
-
Step 700
700
#36629A
oklch(49.2% 0.103 255.3)
-
Step 800
800 (this color)
#315481
oklch(44.1% 0.085 255.4)
-
Step 900
900
#294364
oklch(37.8% 0.065 255)
-
Step 950
950
#18273B
oklch(27% 0.043 255.9)
#315481 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) | #415783 | 0.022 |
| Deuteranopia (no green cones) | #364F80 | 0.015 |
| Tritanopia (no blue cones) | #005E64 | 0.072 |
| Achromatopsia (no color) | #535353 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #315481
#315481
oklch(44.1% 0.085 255.4)
- #6E4B10
#6E4B10
oklch(44.1% 0.085 75)
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 #315481, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.019
- Dusk Blue #26538D ΔE 0.023
- Light Navy #155084 ΔE 0.029
- Deep Sea Blue #015482 ΔE 0.030
- YInMn Blue #415A77 ΔE 0.034
- Denim Blue #3B5B92 ΔE 0.035
- Dusk #4E5481 ΔE 0.038
- Twilight #4E518B ΔE 0.043
Use #315481 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.