#8CA4FB
Closest named color: Periwinkle Blue (#8F99FB). oklch(73.6% 0.129 271.2), rgb(140, 164, 251).
Aa
Black text reads best on this color (8.81:1).
About this color
#8CA4FB is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.129 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.028 away. Black text reads best on it, at 8.81:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.81:1 |
| White text | 2.38:1 |
Values
| HEX | #8CA4FB |
| RGB | rgb(140, 164, 251) |
| HSL | hsl(227, 93%, 77%) |
| OKLCH | oklch(73.6% 0.129 271.2) |
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 #8CA4FB | 2.38:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #8CA4FB | 8.81:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #8CA4FB text on white | 2.38:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #8CA4FB text on black | 8.81:1 | AAA | Lc -55.2 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CED8F8
oklch(88.5% 0.045 271.7)
-
Step 300
300
#ADBEF6
oklch(80.8% 0.082 271.4)
-
Step 400
400 (this color)
#8CA4FB
oklch(73.6% 0.129 271.2)
-
Step 500
500
#667FEC
oklch(63% 0.165 271.2)
-
Step 600
600
#4F66DA
oklch(55.6% 0.179 271)
-
Step 700
700
#4154BE
oklch(49.2% 0.167 271.3)
-
Step 800
800
#354599
oklch(42.6% 0.138 271.2)
-
Step 900
900
#2E3B7A
oklch(37.7% 0.108 271.6)
-
Step 950
950
#1B2347
oklch(27% 0.068 271.8)
#8CA4FB 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) | #85ADFF | 0.023 |
| Deuteranopia (no green cones) | #7AA4F9 | 0.022 |
| Tritanopia (no blue cones) | #64B6C4 | 0.116 |
| Achromatopsia (no color) | #A8A8A8 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8CA4FB
#8CA4FB
oklch(73.6% 0.129 271.2)
- #C8A63A
#C8A63A
oklch(73.6% 0.129 91.1)
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 #8CA4FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.028
- Carolina Blue #8AB8FE ΔE 0.052
- Perrywinkle #8F8CE7 ΔE 0.062
- Cornflower Blue #6495ED ΔE 0.067
- Lavender Blue #8B88F8 ΔE 0.071
- Pastel Blue #A2BFFE ΔE 0.079
- Pale Purple #B790D4 ΔE 0.084
- Periwinkle #8E82FE ΔE 0.086
Use #8CA4FB 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.