#959DFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(73.1% 0.141 278.7), rgb(149, 157, 255).
Aa
Black text reads best on this color (8.54:1).
About this color
#959DFF is a medium-light, vivid blue. In OKLCH its lightness is 73%, its chroma 0.141 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.014 away. Black text reads best on it, at 8.54:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.54:1 |
| White text | 2.45:1 |
Values
| HEX | #959DFF |
| RGB | rgb(149, 157, 255) |
| HSL | hsl(235, 100%, 79%) |
| OKLCH | oklch(73.1% 0.141 278.7) |
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 #959DFF | 2.45:1 | Fails | Lc -53.3 | Large or bold text, headings |
| Black text on #959DFF | 8.54:1 | AAA | Lc 55.8 | Large or bold text, headings |
| #959DFF text on white | 2.45:1 | Fails | Lc 48.2 | Large or bold text, headings |
| #959DFF text on black | 8.54:1 | AAA | Lc -53.8 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E6E9FB
oklch(93.7% 0.024 278.4)
-
Step 200
200
#D1D7FA
oklch(88.6% 0.049 277.7)
-
Step 300
300
#B4BBFA
oklch(80.9% 0.089 279.3)
-
Step 400
400 (this color)
#959DFF
oklch(73.1% 0.141 278.7)
-
Step 500
500
#7578F3
oklch(63.1% 0.18 278.8)
-
Step 600
600
#605DE2
oklch(55.6% 0.196 278.9)
-
Step 700
700
#4F4BC4
oklch(49% 0.183 278.7)
-
Step 800
800
#413F9F
oklch(42.8% 0.151 278.8)
-
Step 900
900
#36377E
oklch(37.8% 0.117 278.6)
-
Step 950
950
#1F214A
oklch(27.1% 0.075 278.1)
#959DFF 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) | #7AA9FF | 0.042 |
| Deuteranopia (no green cones) | #73A1FD | 0.041 |
| Tritanopia (no blue cones) | #73B1C2 | 0.125 |
| Achromatopsia (no color) | #A5A5A5 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #959DFF
#959DFF
oklch(73.1% 0.141 278.7)
- #BFA825
#BFA825
oklch(73% 0.141 98.5)
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 #959DFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.014
- Perrywinkle #8F8CE7 ΔE 0.052
- Lavender Blue #8B88F8 ΔE 0.056
- Periwinkle #8E82FE ΔE 0.069
- Cornflower Blue #6495ED ΔE 0.070
- Carolina Blue #8AB8FE ΔE 0.071
- Liliac #C48EFD ΔE 0.074
- Pale Purple #B790D4 ΔE 0.077
Use #959DFF 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.