#879DE4
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.7% 0.107 270.3), rgb(135, 157, 228).
Aa
Black text reads best on this color (7.97:1).
About this color
#879DE4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.107 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.040 away. Black text reads best on it, at 7.97:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.97:1 |
| White text | 2.63:1 |
Values
| HEX | #879DE4 |
| RGB | rgb(135, 157, 228) |
| HSL | hsl(226, 63%, 71%) |
| OKLCH | oklch(70.7% 0.107 270.3) |
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 #879DE4 | 2.63:1 | Fails | Lc -56.4 | Large or bold text, headings |
| Black text on #879DE4 | 7.97:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #879DE4 text on white | 2.63:1 | Fails | Lc 51.3 | Large or bold text, headings |
| #879DE4 text on black | 7.97:1 | AAA | Lc -50.6 | 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
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#CFD9F3
oklch(88.6% 0.037 268.9)
-
Step 300
300
#B0BFED
oklch(80.9% 0.067 270.7)
-
Step 400
400 (this color)
#879DE4
oklch(70.7% 0.107 270.3)
-
Step 500
500
#6A83DC
oklch(63.1% 0.137 270.3)
-
Step 600
600
#536BCA
oklch(55.7% 0.149 270.3)
-
Step 700
700
#4458AE
oklch(49% 0.138 270.7)
-
Step 800
800
#38498D
oklch(42.8% 0.114 270.4)
-
Step 900
900
#303D71
oklch(37.6% 0.09 271)
-
Step 950
950
#1C2442
oklch(26.9% 0.057 270.9)
#879DE4 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) | #85A4E7 | 0.018 |
| Deuteranopia (no green cones) | #7C9CE2 | 0.015 |
| Tritanopia (no blue cones) | #68ABB6 | 0.096 |
| Achromatopsia (no color) | #9F9F9F | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #879DE4
#879DE4
oklch(70.7% 0.107 270.3)
- #BA9E4B
#BA9E4B
oklch(70.8% 0.108 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 #879DE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.040
- Perrywinkle #8F8CE7 ΔE 0.046
- Cornflower Blue #6495ED ΔE 0.051
- Lavender Blue #8B88F8 ΔE 0.067
- Pale Purple #B790D4 ΔE 0.073
- Carolina Blue #8AB8FE ΔE 0.074
- Chefchaouen Blue #4895EF ΔE 0.074
- Soft Blue #6488EA ΔE 0.076
Use #879DE4 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.