#899BE5
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.5% 0.111 272.8), rgb(137, 155, 229).
Aa
Black text reads best on this color (7.88:1).
About this color
#899BE5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.111 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.035 away. Black text reads best on it, at 7.88:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.88:1 |
| White text | 2.66:1 |
Values
| HEX | #899BE5 |
| RGB | rgb(137, 155, 229) |
| HSL | hsl(228, 64%, 72%) |
| OKLCH | oklch(70.5% 0.111 272.8) |
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 #899BE5 | 2.66:1 | Fails | Lc -56.9 | Large or bold text, headings |
| Black text on #899BE5 | 7.88:1 | AAA | Lc 52.3 | Large or bold text, headings |
| #899BE5 text on white | 2.66:1 | Fails | Lc 51.7 | Large or bold text, headings |
| #899BE5 text on black | 7.88:1 | AAA | Lc -50.1 | 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
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B1BEEE
oklch(80.8% 0.07 272.9)
-
Step 400
400 (this color)
#899BE5
oklch(70.5% 0.111 272.8)
-
Step 500
500
#6E81DE
oklch(63.1% 0.141 273)
-
Step 600
600
#5769CC
oklch(55.7% 0.153 272.7)
-
Step 700
700
#4757B0
oklch(49.1% 0.142 272.5)
-
Step 800
800
#3B478F
oklch(42.7% 0.119 273.2)
-
Step 900
900
#323C72
oklch(37.6% 0.093 273.3)
-
Step 950
950
#1D2443
oklch(27.1% 0.058 272.4)
#899BE5 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) | #82A3E8 | 0.021 |
| Deuteranopia (no green cones) | #7A9BE3 | 0.019 |
| Tritanopia (no blue cones) | #6CAAB6 | 0.098 |
| Achromatopsia (no color) | #9E9E9E | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899BE5
#899BE5
oklch(70.5% 0.111 272.8)
- #B89E47
#B89E47
oklch(70.5% 0.111 92.7)
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 #899BE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.035
- Perrywinkle #8F8CE7 ΔE 0.040
- Cornflower Blue #6495ED ΔE 0.050
- Lavender Blue #8B88F8 ΔE 0.061
- Pale Purple #B790D4 ΔE 0.070
- Soft Blue #6488EA ΔE 0.074
- Chefchaouen Blue #4895EF ΔE 0.074
- Carolina Blue #8AB8FE ΔE 0.077
Use #899BE5 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.