#977FFB
Closest named color: Periwinkle (#8E82FE). oklch(67.5% 0.178 289.7), rgb(151, 127, 251).
Aa
Black text reads best on this color (6.74:1).
About this color
#977FFB is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.178 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.015 away. Black text reads best on it, at 6.74:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.178) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.74:1 |
| White text | 3.11:1 |
Values
| HEX | #977FFB |
| RGB | rgb(151, 127, 251) |
| HSL | hsl(252, 94%, 74%) |
| OKLCH | oklch(67.5% 0.178 289.7) |
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 #977FFB | 3.11:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #977FFB | 6.74:1 | AA | Lc 46.1 | Large or bold text, headings |
| #977FFB text on white | 3.11:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #977FFB text on black | 6.74:1 | AA | Lc -43.8 | Non-text elements, placeholder text |
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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#BFB6FF
oklch(81% 0.102 289.6)
-
Step 400
400 (this color)
#977FFB
oklch(67.5% 0.178 289.7)
-
Step 500
500
#8C68FF
oklch(63.1% 0.214 289.8)
-
Step 600
600
#7943F6
oklch(55.6% 0.247 289.6)
-
Step 700
700
#6732D6
oklch(49.1% 0.23 289.9)
-
Step 800
800
#532CAD
oklch(42.7% 0.19 289.6)
-
Step 900
900
#442B89
oklch(37.8% 0.148 289.6)
-
Step 950
950
#271A50
oklch(26.9% 0.094 289.6)
#977FFB 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) | #4C94FF | 0.095 |
| Deuteranopia (no green cones) | #4E8FF8 | 0.092 |
| Tritanopia (no blue cones) | #7B98B1 | 0.147 |
| Achromatopsia (no color) | #929292 | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #977FFB
#977FFB
oklch(67.5% 0.178 289.7)
- #9E9D00
#9E9D00
oklch(67.5% 0.147 109.3)
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 #977FFB, closest first.
No curated palette has a color within ΔE 0.04 of #977FFB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.015
- Lavender Blue #8B88F8 ΔE 0.027
- Perrywinkle #8F8CE7 ΔE 0.048
- Light Urple #B36FF6 ΔE 0.054
- Medium Purple #9370DB ΔE 0.056
- Periwinkle Blue #8F99FB ΔE 0.064
- Light Purple #BF77F6 ΔE 0.065
- Cornflower #6A79F7 ΔE 0.067
Use #977FFB 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.