#979DFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(73.2% 0.141 279.6), rgb(151, 157, 255).
Aa
Black text reads best on this color (8.58:1).
About this color
#979DFF is a medium-light, vivid blue. In OKLCH its lightness is 73%, its chroma 0.141 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.016 away. Black text reads best on it, at 8.58:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.58:1 |
| White text | 2.44:1 |
Values
| HEX | #979DFF |
| RGB | rgb(151, 157, 255) |
| HSL | hsl(237, 100%, 80%) |
| OKLCH | oklch(73.2% 0.141 279.6) |
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 #979DFF | 2.44:1 | Fails | Lc -53.1 | Large or bold text, headings |
| Black text on #979DFF | 8.58:1 | AAA | Lc 56.0 | Large or bold text, headings |
| #979DFF text on white | 2.44:1 | Fails | Lc 48.0 | Large or bold text, headings |
| #979DFF text on black | 8.58:1 | AAA | Lc -54.0 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FB
oklch(93.5% 0.026 281.1)
-
Step 200
200
#D2D6FA
oklch(88.4% 0.05 280.3)
-
Step 300
300
#B5BBF9
oklch(80.9% 0.088 279.9)
-
Step 400
400 (this color)
#979DFF
oklch(73.2% 0.141 279.6)
-
Step 500
500
#7777F3
oklch(63.1% 0.181 279.9)
-
Step 600
600
#625CE1
oklch(55.5% 0.196 279.9)
-
Step 700
700
#514BC4
oklch(49.1% 0.183 279.5)
-
Step 800
800
#423E9E
oklch(42.6% 0.151 279.7)
-
Step 900
900
#37367E
oklch(37.6% 0.119 279.7)
-
Step 950
950
#20214A
oklch(27.1% 0.074 279.2)
#979DFF 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) | #7BAAFF | 0.044 |
| Deuteranopia (no green cones) | #74A2FD | 0.043 |
| Tritanopia (no blue cones) | #77B1C2 | 0.124 |
| Achromatopsia (no color) | #A6A6A6 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #979DFF
#979DFF
oklch(73.2% 0.141 279.6)
- #BEA927
#BEA927
oklch(73.2% 0.141 99.4)
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 #979DFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.016
- Perrywinkle #8F8CE7 ΔE 0.053
- Lavender Blue #8B88F8 ΔE 0.057
- Periwinkle #8E82FE ΔE 0.070
- Carolina Blue #8AB8FE ΔE 0.071
- Liliac #C48EFD ΔE 0.071
- Cornflower Blue #6495ED ΔE 0.073
- Baby Purple #CA9BF7 ΔE 0.074
Use #979DFF 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.