#054FB1
Closest named color: Blue Blue (#2242C7). oklch(45.1% 0.169 258.9), rgb(5, 79, 177).
Aa
White text reads best on this color (7.60:1).
About this color
#054FB1 is a medium-dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.169 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.046 away. White text reads best on it, at 7.60:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.75:1 |
| White text | 7.60:1 |
Values
| HEX | #054FB1 |
| RGB | rgb(5, 79, 177) |
| HSL | hsl(214, 95%, 36%) |
| OKLCH | oklch(45.1% 0.169 258.9) |
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 #054FB1 | 7.60:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #054FB1 | 2.75:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #054FB1 text on white | 7.60:1 | AAA | Lc 85.7 | Fine for body text |
| #054FB1 text on black | 2.75:1 | Fails | Lc -16.4 | 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
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DFEBFE
oklch(93.7% 0.029 259.6)
-
Step 200
200
#C4DBFE
oklch(88.6% 0.054 258.7)
-
Step 300
300
#9BC2FF
oklch(80.8% 0.097 259.2)
-
Step 400
400
#63A0FF
oklch(70.7% 0.154 259)
-
Step 500
500
#3284FF
oklch(63.1% 0.199 258.9)
-
Step 600
600
#006AED
oklch(55.6% 0.214 258.9)
-
Step 700
700
#0059C9
oklch(49.2% 0.189 258.8)
-
Step 800
800 (this color)
#054FB1
oklch(45.1% 0.169 258.9)
-
Step 900
900
#0B3D86
oklch(37.6% 0.133 259.1)
-
Step 950
950
#09254E
oklch(27.1% 0.083 258.4)
#054FB1 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) | #005BB4 | 0.032 |
| Deuteranopia (no green cones) | #004DAF | 0.007 |
| Tritanopia (no blue cones) | #006878 | 0.129 |
| Achromatopsia (no color) | #545454 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #054FB1
#054FB1
oklch(45.1% 0.169 258.9)
- #714E00
#714E00
oklch(45.1% 0.094 78.9)
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 #054FB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.046
- Sapphire #2138AB ΔE 0.054
- Cobalt #1E488F ΔE 0.057
- Dusk Blue #26538D ΔE 0.063
- Blueberry #464196 ΔE 0.073
- Majorelle Blue #3F37C9 ΔE 0.073
- Light Navy #155084 ΔE 0.074
- Denim Blue #3B5B92 ΔE 0.076
Use #054FB1 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.