#7A83FB
Closest named color: Periwinkle (#8E82FE). oklch(66% 0.176 277.2), rgb(122, 131, 251).
Aa
Black text reads best on this color (6.46:1).
About this color
#7A83FB is a medium-light, vivid blue. In OKLCH its lightness is 66%, its chroma 0.176 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.028 away. Black text reads best on it, at 6.46:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.176) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.46:1 |
| White text | 3.24:1 |
Values
| HEX | #7A83FB |
| RGB | rgb(122, 131, 251) |
| HSL | hsl(236, 94%, 73%) |
| OKLCH | oklch(66% 0.176 277.2) |
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 #7A83FB | 3.24:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #7A83FB | 6.46:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #7A83FB text on white | 3.24:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #7A83FB text on black | 6.46:1 | AA | Lc -42.2 | 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 500.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D1D7F9
oklch(88.5% 0.047 277.5)
-
Step 300
300
#B2BCF8
oklch(80.9% 0.086 277)
-
Step 400
400
#8C97F5
oklch(70.7% 0.137 277.2)
-
Step 500
500 (this color)
#7A83FB
oklch(66% 0.176 277.2)
-
Step 600
600
#5C5FDF
oklch(55.5% 0.191 277.2)
-
Step 700
700
#4D4EC2
oklch(49.2% 0.177 277.3)
-
Step 800
800
#3E419D
oklch(42.8% 0.147 276.8)
-
Step 900
900
#34387D
oklch(37.7% 0.115 276.9)
-
Step 950
950
#1E2149
oklch(26.9% 0.073 277.1)
#7A83FB 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) | #4B94FF | 0.059 |
| Deuteranopia (no green cones) | #3D8AF8 | 0.063 |
| Tritanopia (no blue cones) | #429DB3 | 0.154 |
| Achromatopsia (no color) | #8F8F8F | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A83FB
#7A83FB
oklch(66% 0.176 277.2)
- #AA9100
#AA9100
oklch(66% 0.136 96.8)
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 #7A83FB, closest first.
No curated palette has a color within ΔE 0.04 of #7A83FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.028
- Lavender Blue #8B88F8 ΔE 0.028
- Cornflower #6A79F7 ΔE 0.035
- Soft Blue #6488EA ΔE 0.040
- Perrywinkle #8F8CE7 ΔE 0.051
- Cornflower Blue #6495ED ΔE 0.057
- Medium Slate Blue #7B68EE ΔE 0.064
- Periwinkle Blue #8F99FB ΔE 0.065
Use #7A83FB 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.