#5489E4
Closest named color: Dark Sky Blue (#448EE4). oklch(63.6% 0.149 260.5), rgb(84, 137, 228).
Aa
Black text reads best on this color (6.07:1).
About this color
#5489E4 is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.149 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.018 away. Black text reads best on it, at 6.07:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.07:1 |
| White text | 3.45:1 |
Values
| HEX | #5489E4 |
| RGB | rgb(84, 137, 228) |
| HSL | hsl(218, 73%, 61%) |
| OKLCH | oklch(63.6% 0.149 260.5) |
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 #5489E4 | 3.45:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #5489E4 | 6.07:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #5489E4 text on white | 3.45:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #5489E4 text on black | 6.07:1 | AA | Lc -39.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CADAF5
oklch(88.5% 0.041 260.9)
-
Step 300
300
#A6C2F0
oklch(80.9% 0.072 260.3)
-
Step 400
400
#76A1E9
oklch(70.8% 0.116 260.3)
-
Step 500
500 (this color)
#5489E4
oklch(63.6% 0.149 260.5)
-
Step 600
600
#376FD0
oklch(55.6% 0.161 260.6)
-
Step 700
700
#295CB4
oklch(49% 0.15 260.5)
-
Step 800
800
#234C92
oklch(42.7% 0.124 260.4)
-
Step 900
900
#224074
oklch(37.7% 0.096 260.6)
-
Step 950
950
#142644
oklch(27% 0.061 260.1)
#5489E4 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) | #6091E8 | 0.026 |
| Deuteranopia (no green cones) | #4B84E2 | 0.017 |
| Tritanopia (no blue cones) | #009EAB | 0.125 |
| Achromatopsia (no color) | #8A8A8A | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5489E4
#5489E4
oklch(63.6% 0.149 260.5)
- #B48100
#B48100
oklch(63.7% 0.132 80.7)
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 #5489E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.018
- Soft Blue #6488EA ΔE 0.020
- Chefchaouen Blue #4895EF ΔE 0.033
- Cornflower Blue #6495ED ΔE 0.039
- Dodger Blue #1E90FF ΔE 0.049
- Cornflower #6A79F7 ΔE 0.056
- Water Blue #0E87CC ΔE 0.059
- Faded Blue #658CBB ΔE 0.067
Use #5489E4 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.