#7F91DB
Closest named color: Perrywinkle (#8F8CE7). oklch(67.3% 0.112 272.7), rgb(127, 145, 219).
Aa
Black text reads best on this color (6.97:1).
About this color
#7F91DB is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.112 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.032 away. Black text reads best on it, at 6.97:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.97:1 |
| White text | 3.01:1 |
Values
| HEX | #7F91DB |
| RGB | rgb(127, 145, 219) |
| HSL | hsl(228, 56%, 68%) |
| OKLCH | oklch(67.3% 0.112 272.7) |
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 #7F91DB | 3.01:1 | AA large text | Lc -62.1 | Content text, not long reading |
| Black text on #7F91DB | 6.97:1 | AA | Lc 47.3 | Large or bold text, headings |
| #7F91DB text on white | 3.01:1 | AA large text | Lc 56.7 | Large or bold text, headings |
| #7F91DB text on black | 6.97:1 | AA | Lc -45.0 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F4
oklch(88.5% 0.04 272.9)
-
Step 300
300
#B1BEEF
oklch(80.8% 0.071 273.1)
-
Step 400
400 (this color)
#7F91DB
oklch(67.3% 0.112 272.7)
-
Step 500
500
#6D81DF
oklch(63.1% 0.143 272.6)
-
Step 600
600
#5668CD
oklch(55.5% 0.156 272.7)
-
Step 700
700
#4756B1
oklch(49% 0.145 272.9)
-
Step 800
800
#3A478F
oklch(42.6% 0.119 272.7)
-
Step 900
900
#313C72
oklch(37.6% 0.093 272.5)
-
Step 950
950
#1D2443
oklch(27.1% 0.058 272.4)
#7F91DB 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) | #7799DE | 0.022 |
| Deuteranopia (no green cones) | #6F91D9 | 0.020 |
| Tritanopia (no blue cones) | #60A0AC | 0.100 |
| Achromatopsia (no color) | #959595 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F91DB
#7F91DB
oklch(67.3% 0.112 272.7)
- #AE943B
#AE943B
oklch(67.3% 0.112 92.8)
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 #7F91DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.032
- Cornflower Blue #6495ED ΔE 0.039
- Soft Blue #6488EA ΔE 0.050
- Periwinkle Blue #8F99FB ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.055
- Faded Blue #658CBB ΔE 0.060
- Chefchaouen Blue #4895EF ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.065
Use #7F91DB 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.