#7F91CF
Closest named color: Perrywinkle (#8F8CE7). oklch(66.7% 0.095 271.3), rgb(127, 145, 207).
Aa
Black text reads best on this color (6.85:1).
About this color
#7F91CF is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.095 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.047 away. Black text reads best on it, at 6.85:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.85:1 |
| White text | 3.06:1 |
Values
| HEX | #7F91CF |
| RGB | rgb(127, 145, 207) |
| HSL | hsl(227, 45%, 65%) |
| OKLCH | oklch(66.7% 0.095 271.3) |
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 #7F91CF | 3.06:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #7F91CF | 6.85:1 | AA | Lc 46.6 | Large or bold text, headings |
| #7F91CF text on white | 3.06:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #7F91CF text on black | 6.85:1 | AA | Lc -44.3 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D3D9EB
oklch(88.6% 0.026 271.1)
-
Step 300
300
#B5C0DF
oklch(80.9% 0.045 269.9)
-
Step 400
400
#8F9ED0
oklch(70.6% 0.075 271.4)
-
Step 500
500 (this color)
#7F91CF
oklch(66.7% 0.095 271.3)
-
Step 600
600
#5D6FB0
oklch(55.6% 0.103 271)
-
Step 700
700
#4D5D97
oklch(49.2% 0.095 270.9)
-
Step 800
800
#3F4C7A
oklch(42.7% 0.078 270.8)
-
Step 900
900
#363F63
oklch(37.7% 0.063 272.4)
-
Step 950
950
#1F253A
oklch(26.9% 0.04 271.3)
#7F91CF 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) | #7C97D2 | 0.016 |
| Deuteranopia (no green cones) | #7590CE | 0.013 |
| Tritanopia (no blue cones) | #669DA7 | 0.084 |
| Achromatopsia (no color) | #939393 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F91CF
#7F91CF
oklch(66.7% 0.095 271.3)
- #AA924C
#AA924C
oklch(66.7% 0.094 90.8)
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 #7F91CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.047
- Faded Blue #658CBB ΔE 0.047
- Cornflower Blue #6495ED ΔE 0.051
- Silver Lake Blue #778DA9 ΔE 0.058
- Soft Blue #6488EA ΔE 0.062
- Cool Gray #8D99AE ΔE 0.063
- Blue Grey #758DA3 ΔE 0.068
- Greyblue #77A1B5 ΔE 0.068
Use #7F91CF 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.