#5F77FF
Closest named color: Cornflower (#6A79F7). oklch(62.4% 0.202 271.7), rgb(95, 119, 255).
Aa
Black text reads best on this color (5.56:1).
About this color
#5F77FF is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.202 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.019 away. Black text reads best on it, at 5.56:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.202) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.56:1 |
| White text | 3.77:1 |
Values
| HEX | #5F77FF |
| RGB | rgb(95, 119, 255) |
| HSL | hsl(231, 100%, 69%) |
| OKLCH | oklch(62.4% 0.202 271.7) |
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 #5F77FF | 3.77:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #5F77FF | 5.56:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #5F77FF text on white | 3.77:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #5F77FF text on black | 5.56:1 | AA | Lc -36.8 | 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 500.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FE
oklch(93.6% 0.029 273.1)
-
Step 200
200
#CCD8FE
oklch(88.5% 0.054 271.5)
-
Step 300
300
#AABDFF
oklch(80.8% 0.096 271.7)
-
Step 400
400
#7F98FF
oklch(70.6% 0.153 271.7)
-
Step 500
500 (this color)
#5F77FF
oklch(62.4% 0.202 271.7)
-
Step 600
600
#4B5DF1
oklch(55.5% 0.22 271.7)
-
Step 700
700
#3D4BD2
oklch(49% 0.205 271.7)
-
Step 800
800
#323FAA
oklch(42.7% 0.17 271.7)
-
Step 900
900
#2B3786
oklch(37.6% 0.132 271.9)
-
Step 950
950
#19214F
oklch(27% 0.085 272.1)
#5F77FF 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) | #138BFF | 0.064 |
| Deuteranopia (no green cones) | #007DFC | 0.058 |
| Tritanopia (no blue cones) | #0097B0 | 0.169 |
| Achromatopsia (no color) | #838383 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F77FF
#5F77FF
oklch(62.4% 0.202 271.7)
- #A38400
#A38400
oklch(62.4% 0.128 92.2)
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 #5F77FF, closest first.
No curated palette has a color within ΔE 0.04 of #5F77FF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.019
- Clear Blue #247AFD ΔE 0.049
- Medium Slate Blue #7B68EE ΔE 0.052
- Soft Blue #6488EA ΔE 0.057
- Royal Blue #4169E1 ΔE 0.068
- Neon Blue #4361EE ΔE 0.070
- Dodger Blue #1E90FF ΔE 0.070
- Periwinkle #8E82FE ΔE 0.072
Use #5F77FF 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.