#979CFB
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.8% 0.137 280.1), rgb(151, 156, 251).
Aa
Black text reads best on this color (8.46:1).
About this color
#979CFB is a medium-light, moderately saturated purple. In OKLCH its lightness is 73%, its chroma 0.137 and its hue 280°. 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 8.46:1.
| Hue family | Purples |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.46:1 |
| White text | 2.48:1 |
Values
| HEX | #979CFB |
| RGB | rgb(151, 156, 251) |
| HSL | hsl(237, 93%, 79%) |
| OKLCH | oklch(72.8% 0.137 280.1) |
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 #979CFB | 2.48:1 | Fails | Lc -53.7 | Large or bold text, headings |
| Black text on #979CFB | 8.46:1 | AAA | Lc 55.4 | Large or bold text, headings |
| #979CFB text on white | 2.48:1 | Fails | Lc 48.7 | Large or bold text, headings |
| #979CFB text on black | 8.46:1 | AAA | Lc -53.3 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E8FB
oklch(93.5% 0.026 281.1)
-
Step 200
200
#D2D6F9
oklch(88.4% 0.048 280.2)
-
Step 300
300
#B5BBF8
oklch(80.9% 0.086 279.9)
-
Step 400
400 (this color)
#979CFB
oklch(72.8% 0.137 280.1)
-
Step 500
500
#7878EF
oklch(63.1% 0.174 280.2)
-
Step 600
600
#635DDE
oklch(55.6% 0.191 280.3)
-
Step 700
700
#524CC1
oklch(49.1% 0.177 279.9)
-
Step 800
800
#433F9C
oklch(42.7% 0.147 280.1)
-
Step 900
900
#38377C
oklch(37.8% 0.114 280.1)
-
Step 950
950
#202149
oklch(27.1% 0.073 279.3)
#979CFB 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) | #7BA8FF | 0.042 |
| Deuteranopia (no green cones) | #76A1F9 | 0.041 |
| Tritanopia (no blue cones) | #79AFC0 | 0.120 |
| Achromatopsia (no color) | #A4A4A4 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #979CFB
#979CFB
oklch(72.8% 0.137 280.1)
- #BBA82E
#BBA82E
oklch(72.7% 0.137 100)
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 #979CFB, 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 0.048
- Lavender Blue #8B88F8 ΔE 0.055
- Periwinkle #8E82FE ΔE 0.068
- Cornflower Blue #6495ED ΔE 0.070
- Pale Purple #B790D4 ΔE 0.071
- Liliac #C48EFD ΔE 0.071
- Carolina Blue #8AB8FE ΔE 0.072
Use #979CFB 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.