#979FFB
Closest named color: Periwinkle Blue (#8F99FB). oklch(73.4% 0.133 278.8), rgb(151, 159, 251).
Aa
Black text reads best on this color (8.66:1).
About this color
#979FFB is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.133 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.020 away. Black text reads best on it, at 8.66:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.66:1 |
| White text | 2.42:1 |
Values
| HEX | #979FFB |
| RGB | rgb(151, 159, 251) |
| HSL | hsl(235, 93%, 79%) |
| OKLCH | oklch(73.4% 0.133 278.8) |
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 #979FFB | 2.42:1 | Fails | Lc -52.6 | Large or bold text, headings |
| Black text on #979FFB | 8.66:1 | AAA | Lc 56.4 | Large or bold text, headings |
| #979FFB text on white | 2.42:1 | Fails | Lc 47.6 | Large or bold text, headings |
| #979FFB text on black | 8.66:1 | AAA | Lc -54.4 | 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
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300
#B4BCF6
oklch(80.9% 0.082 278.3)
-
Step 400
400 (this color)
#979FFB
oklch(73.4% 0.133 278.8)
-
Step 500
500
#767AED
oklch(63.2% 0.169 278.9)
-
Step 600
600
#605FDB
oklch(55.5% 0.185 278.9)
-
Step 700
700
#504EBE
oklch(49.1% 0.171 278.8)
-
Step 800
800
#41419A
oklch(42.8% 0.142 278.6)
-
Step 900
900
#37387A
oklch(37.7% 0.11 279.1)
-
Step 950
950
#202148
oklch(27% 0.071 279.4)
#979FFB 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) | #80AAFF | 0.036 |
| Deuteranopia (no green cones) | #79A3F9 | 0.037 |
| Tritanopia (no blue cones) | #78B1C1 | 0.117 |
| Achromatopsia (no color) | #A6A6A6 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #979FFB
#979FFB
oklch(73.4% 0.133 278.8)
- #BEA936
#BEA936
oklch(73.3% 0.133 98.6)
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 #979FFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.020
- Perrywinkle #8F8CE7 ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.062
- Carolina Blue #8AB8FE ΔE 0.064
- Pale Purple #B790D4 ΔE 0.072
- Cornflower Blue #6495ED ΔE 0.073
- Baby Purple #CA9BF7 ΔE 0.073
- Liliac #C48EFD ΔE 0.074
Use #979FFB 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.