#859FF2
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.7% 0.125 269.8), rgb(133, 159, 242).
Aa
Black text reads best on this color (8.23:1).
About this color
#859FF2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.125 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.025 away. Black text reads best on it, at 8.23:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.23:1 |
| White text | 2.54:1 |
Values
| HEX | #859FF2 |
| RGB | rgb(133, 159, 242) |
| HSL | hsl(226, 81%, 74%) |
| OKLCH | oklch(71.7% 0.125 269.8) |
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 #859FF2 | 2.54:1 | Fails | Lc -54.9 | Large or bold text, headings |
| Black text on #859FF2 | 8.23:1 | AAA | Lc 54.2 | Large or bold text, headings |
| #859FF2 text on white | 2.54:1 | Fails | Lc 49.8 | Large or bold text, headings |
| #859FF2 text on black | 8.23:1 | AAA | Lc -52.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4EAFA
oklch(93.7% 0.023 269.4)
-
Step 200
200
#CED8F7
oklch(88.4% 0.044 271.3)
-
Step 300
300
#ADBFF4
oklch(81% 0.078 270)
-
Step 400
400 (this color)
#859FF2
oklch(71.7% 0.125 269.8)
-
Step 500
500
#6481E9
oklch(63.1% 0.159 269.7)
-
Step 600
600
#4D68D7
oklch(55.7% 0.173 269.7)
-
Step 700
700
#3E55BB
oklch(49% 0.162 269.9)
-
Step 800
800
#334697
oklch(42.6% 0.134 269.9)
-
Step 900
900
#2C3C78
oklch(37.6% 0.104 269.6)
-
Step 950
950
#1A2446
oklch(27.1% 0.065 269.4)
#859FF2 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) | #81A7F5 | 0.020 |
| Deuteranopia (no green cones) | #769EF0 | 0.019 |
| Tritanopia (no blue cones) | #5DB0BD | 0.112 |
| Achromatopsia (no color) | #A2A2A2 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #859FF2
#859FF2
oklch(71.7% 0.125 269.8)
- #C29F39
#C29F39
oklch(71.6% 0.124 89.6)
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 #859FF2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.025
- Perrywinkle #8F8CE7 ΔE 0.048
- Cornflower Blue #6495ED ΔE 0.050
- Lavender Blue #8B88F8 ΔE 0.061
- Carolina Blue #8AB8FE ΔE 0.066
- Chefchaouen Blue #4895EF ΔE 0.072
- Soft Blue #6488EA ΔE 0.076
- Periwinkle #8E82FE ΔE 0.078
Use #859FF2 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.