#315495
Closest named color: Dusk Blue (#26538D). oklch(45.4% 0.114 261.6), rgb(49, 84, 149).
Aa
White text reads best on this color (7.41:1).
About this color
#315495 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.114 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.018 away. White text reads best on it, at 7.41:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.83:1 |
| White text | 7.41:1 |
Values
| HEX | #315495 |
| RGB | rgb(49, 84, 149) |
| HSL | hsl(219, 51%, 39%) |
| OKLCH | oklch(45.4% 0.114 261.6) |
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 #315495 | 7.41:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #315495 | 2.83:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #315495 text on white | 7.41:1 | AAA | Lc 85.5 | Fine for body text |
| #315495 text on black | 2.83:1 | Fails | Lc -16.5 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CCDAF2
oklch(88.5% 0.036 261.3)
-
Step 300
300
#A9C2EC
oklch(81% 0.066 260.7)
-
Step 400
400
#7BA1E3
oklch(70.8% 0.106 261.1)
-
Step 500
500
#5A88DB
oklch(63.2% 0.135 261.4)
-
Step 600
600
#4070C9
oklch(55.7% 0.148 261.5)
-
Step 700
700
#325DAE
oklch(49.1% 0.138 261.7)
-
Step 800
800 (this color)
#315495
oklch(45.4% 0.114 261.6)
-
Step 900
900
#264070
oklch(37.7% 0.089 261.6)
-
Step 950
950
#172642
oklch(27.1% 0.056 262)
#315495 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) | #365A98 | 0.019 |
| Deuteranopia (no green cones) | #265194 | 0.015 |
| Tritanopia (no blue cones) | #00636D | 0.094 |
| Achromatopsia (no color) | #555555 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #315495
#315495
oklch(45.4% 0.114 261.6)
- #705000
#705000
oklch(45.4% 0.094 81.9)
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 #315495, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.018
- Denim Blue #3B5B92 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.030
- Twilight #4E518B ΔE 0.039
- Light Navy #155084 ΔE 0.040
- Cobalt #1E488F ΔE 0.042
- Dusky Blue #475F94 ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.046
Use #315495 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.