#3054B0
Closest named color: Denim Blue (#3B5B92). oklch(47.3% 0.153 265), rgb(48, 84, 176).
Aa
White text reads best on this color (6.95:1).
About this color
#3054B0 is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.153 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.056 away. White text reads best on it, at 6.95:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.153) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 3.02:1 |
| White text | 6.95:1 |
Values
| HEX | #3054B0 |
| RGB | rgb(48, 84, 176) |
| HSL | hsl(223, 57%, 44%) |
| OKLCH | oklch(47.3% 0.153 265) |
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 #3054B0 | 6.95:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #3054B0 | 3.02:1 | AA large text | Lc 20.4 | Dividers and decoration only |
| #3054B0 text on white | 6.95:1 | AA | Lc 83.7 | Fine for body text |
| #3054B0 text on black | 3.02:1 | AA large text | Lc -18.3 | 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 700.
-
Step 50
50
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CCD9F5
oklch(88.4% 0.041 265.7)
-
Step 300
300
#A9C0F1
oklch(80.8% 0.074 265.1)
-
Step 400
400
#7C9FEB
oklch(70.8% 0.119 264.7)
-
Step 500
500
#5C85E4
oklch(63.2% 0.15 264.9)
-
Step 600
600
#436CD2
oklch(55.6% 0.164 265)
-
Step 700
700 (this color)
#3054B0
oklch(47.3% 0.153 265)
-
Step 800
800
#2C4A93
oklch(42.8% 0.125 264.8)
-
Step 900
900
#273E75
oklch(37.6% 0.098 265)
-
Step 950
950
#172545
oklch(27% 0.063 264.7)
#3054B0 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) | #1860B3 | 0.033 |
| Deuteranopia (no green cones) | #0054AE | 0.028 |
| Tritanopia (no blue cones) | #006A7A | 0.121 |
| Achromatopsia (no color) | #595959 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3054B0
#3054B0
oklch(47.3% 0.153 265)
- #745600
#745600
oklch(47.2% 0.097 85)
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 #3054B0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.056
- Dusk Blue #26538D ΔE 0.058
- Mid Blue #276AB3 ΔE 0.059
- Blue Blue #2242C7 ΔE 0.060
- Blueberry #464196 ΔE 0.063
- Dusky Blue #475F94 ΔE 0.065
- Cobalt #1E488F ΔE 0.065
- Twilight #4E518B ΔE 0.068
Use #3054B0 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.