#919FDD
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.5% 0.092 274.1), rgb(145, 159, 221).
Aa
Black text reads best on this color (8.20:1).
About this color
#919FDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.092 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.051 away. Black text reads best on it, at 8.20:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.20:1 |
| White text | 2.55:1 |
Values
| HEX | #919FDD |
| RGB | rgb(145, 159, 221) |
| HSL | hsl(229, 53%, 72%) |
| OKLCH | oklch(71.5% 0.092 274.1) |
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 #919FDD | 2.55:1 | Fails | Lc -55.2 | Large or bold text, headings |
| Black text on #919FDD | 8.20:1 | AAA | Lc 54.0 | Large or bold text, headings |
| #919FDD text on white | 2.55:1 | Fails | Lc 50.1 | Large or bold text, headings |
| #919FDD text on black | 8.20:1 | AAA | Lc -51.9 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EF
oklch(88.5% 0.032 274.1)
-
Step 300
300
#B5BFE7
oklch(81% 0.058 274)
-
Step 400
400 (this color)
#919FDD
oklch(71.5% 0.092 274.1)
-
Step 500
500
#7483D0
oklch(63.1% 0.117 274.2)
-
Step 600
600
#5D6BBD
oklch(55.5% 0.128 274.2)
-
Step 700
700
#4D59A3
oklch(49.1% 0.119 274.3)
-
Step 800
800
#3F4984
oklch(42.7% 0.098 274.2)
-
Step 900
900
#353E6A
oklch(37.8% 0.076 273.5)
-
Step 950
950
#1F243E
oklch(26.9% 0.049 274.4)
#919FDD 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) | #8BA5E0 | 0.016 |
| Deuteranopia (no green cones) | #869FDC | 0.014 |
| Tritanopia (no blue cones) | #7BABB5 | 0.082 |
| Achromatopsia (no color) | #A2A2A2 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #919FDD
#919FDD
oklch(71.5% 0.092 274.1)
- #B6A25D
#B6A25D
oklch(71.5% 0.092 93.7)
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 #919FDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.051
- Perrywinkle #8F8CE7 ΔE 0.056
- Pale Purple #B790D4 ΔE 0.062
- Cornflower Blue #6495ED ΔE 0.069
- Cool Gray #8D99AE ΔE 0.069
- Bluey Grey #89A0B0 ΔE 0.070
- Carolina Blue #8AB8FE ΔE 0.071
- Bluegrey #85A3B2 ΔE 0.072
Use #919FDD 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.