#8198EA
Closest named color: Periwinkle Blue (#8F99FB). oklch(69.6% 0.124 271), rgb(129, 152, 234).
Aa
Black text reads best on this color (7.61:1).
About this color
#8198EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.124 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.032 away. Black text reads best on it, at 7.61:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.124) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.61:1 |
| White text | 2.75:1 |
Values
| HEX | #8198EA |
| RGB | rgb(129, 152, 234) |
| HSL | hsl(227, 71%, 71%) |
| OKLCH | oklch(69.6% 0.124 271) |
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 #8198EA | 2.75:1 | Fails | Lc -58.4 | Large or bold text, headings |
| Black text on #8198EA | 7.61:1 | AAA | Lc 50.9 | Large or bold text, headings |
| #8198EA text on white | 2.75:1 | Fails | Lc 53.2 | Large or bold text, headings |
| #8198EA text on black | 7.61:1 | AAA | Lc -48.7 | 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
#E4E9F9
oklch(93.5% 0.022 272.1)
-
Step 200
200
#CED8F6
oklch(88.4% 0.043 270.9)
-
Step 300
300
#AEBFF3
oklch(81% 0.076 270.6)
-
Step 400
400 (this color)
#8198EA
oklch(69.6% 0.124 271)
-
Step 500
500
#6780E8
oklch(63% 0.158 271.1)
-
Step 600
600
#5067D6
oklch(55.6% 0.172 271)
-
Step 700
700
#4155BA
oklch(49.1% 0.16 270.9)
-
Step 800
800
#364696
oklch(42.7% 0.132 271.3)
-
Step 900
900
#2E3C78
oklch(37.8% 0.103 270.9)
-
Step 950
950
#1B2346
oklch(26.9% 0.066 271.6)
#8198EA 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) | #7AA0ED | 0.021 |
| Deuteranopia (no green cones) | #7097E8 | 0.021 |
| Tritanopia (no blue cones) | #5BA9B6 | 0.111 |
| Achromatopsia (no color) | #9C9C9C | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8198EA
#8198EA
oklch(69.6% 0.124 271)
- #BA9A33
#BA9A33
oklch(69.7% 0.124 91.2)
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 #8198EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.032
- Perrywinkle #8F8CE7 ΔE 0.033
- Cornflower Blue #6495ED ΔE 0.036
- Lavender Blue #8B88F8 ΔE 0.050
- Soft Blue #6488EA ΔE 0.059
- Chefchaouen Blue #4895EF ΔE 0.061
- Periwinkle #8E82FE ΔE 0.069
- Dark Sky Blue #448EE4 ΔE 0.073
Use #8198EA 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.