#315098
Closest named color: Dusk Blue (#26538D). oklch(44.7% 0.123 264.4), rgb(49, 80, 152).
Aa
White text reads best on this color (7.68:1).
About this color
#315098 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.123 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.024 away. White text reads best on it, at 7.68:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.73:1 |
| White text | 7.68:1 |
Values
| HEX | #315098 |
| RGB | rgb(49, 80, 152) |
| HSL | hsl(222, 51%, 39%) |
| OKLCH | oklch(44.7% 0.123 264.4) |
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 #315098 | 7.68:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #315098 | 2.73:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #315098 text on white | 7.68:1 | AAA | Lc 86.4 | Fine for body text |
| #315098 text on black | 2.73:1 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CCD9F4
oklch(88.4% 0.04 265.1)
-
Step 300
300
#A9C1F0
oklch(80.9% 0.072 263.7)
-
Step 400
400
#7C9FE9
oklch(70.7% 0.116 264.3)
-
Step 500
500
#5C85E2
oklch(63.1% 0.148 264.6)
-
Step 600
600
#436DD0
oklch(55.7% 0.16 264.5)
-
Step 700
700
#355AB4
oklch(49.1% 0.149 264.7)
-
Step 800
800 (this color)
#315098
oklch(44.7% 0.123 264.4)
-
Step 900
900
#273F74
oklch(37.7% 0.096 264)
-
Step 950
950
#172544
oklch(27% 0.061 264.4)
#315098 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) | #2C589B | 0.022 |
| Deuteranopia (no green cones) | #174F97 | 0.023 |
| Tritanopia (no blue cones) | #00616C | 0.103 |
| Achromatopsia (no color) | #535353 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #315098
#315098
oklch(44.7% 0.123 264.4)
- #6C4F00
#6C4F00
oklch(44.6% 0.092 84.1)
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 #315098, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.024
- Cobalt #1E488F ΔE 0.034
- Denim Blue #3B5B92 ΔE 0.038
- Light Navy #155084 ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.043
- Twilight #4E518B ΔE 0.043
- Blueberry #464196 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.051
Use #315098 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.