#5189FB
Closest named color: Soft Blue (#6488EA). oklch(64.9% 0.18 262.7), rgb(81, 137, 251).
Aa
Black text reads best on this color (6.32:1).
About this color
#5189FB is a medium-light, vivid blue. In OKLCH its lightness is 65%, its chroma 0.180 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.030 away. Black text reads best on it, at 6.32:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.180) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.32:1 |
| White text | 3.32:1 |
Values
| HEX | #5189FB |
| RGB | rgb(81, 137, 251) |
| HSL | hsl(220, 96%, 65%) |
| OKLCH | oklch(64.9% 0.18 262.7) |
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 #5189FB | 3.32:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #5189FB | 6.32:1 | AA | Lc 43.8 | Non-text elements, placeholder text |
| #5189FB text on white | 3.32:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #5189FB text on black | 6.32:1 | AA | Lc -41.4 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C8DAFA
oklch(88.5% 0.048 262)
-
Step 300
300
#A2C1FA
oklch(80.9% 0.088 262.4)
-
Step 400
400
#719EF8
oklch(70.6% 0.141 263.1)
-
Step 500
500 (this color)
#5189FB
oklch(64.9% 0.18 262.7)
-
Step 600
600
#3069E4
oklch(55.6% 0.197 262.9)
-
Step 700
700
#2357C6
oklch(49.1% 0.182 262.7)
-
Step 800
800
#1E48A0
oklch(42.7% 0.151 262.6)
-
Step 900
900
#1E3D7F
oklch(37.7% 0.118 263)
-
Step 950
950
#12244A
oklch(26.9% 0.075 263.2)
#5189FB 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) | #4F95FF | 0.030 |
| Deuteranopia (no green cones) | #2C86F9 | 0.030 |
| Tritanopia (no blue cones) | #00A4B6 | 0.146 |
| Achromatopsia (no color) | #8D8D8D | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5189FB
#5189FB
oklch(64.9% 0.18 262.7)
- #B68600
#B68600
oklch(65% 0.134 83.1)
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 #5189FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.030
- Dodger Blue #1E90FF ΔE 0.033
- Chefchaouen Blue #4895EF ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.041
- Cornflower #6A79F7 ΔE 0.044
- Cornflower Blue #6495ED ΔE 0.046
- Clear Blue #247AFD ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.068
Use #5189FB 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.