#6E99DF
Closest named color: Cornflower Blue (#6495ED). oklch(68.1% 0.114 259.8), rgb(110, 153, 223).
Aa
Black text reads best on this color (7.28:1).
About this color
#6E99DF is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.114 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.028 away. Black text reads best on it, at 7.28:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.28:1 |
| White text | 2.88:1 |
Values
| HEX | #6E99DF |
| RGB | rgb(110, 153, 223) |
| HSL | hsl(217, 64%, 65%) |
| OKLCH | oklch(68.1% 0.114 259.8) |
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 #6E99DF | 2.88:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #6E99DF | 7.28:1 | AAA | Lc 49.1 | Large or bold text, headings |
| #6E99DF text on white | 2.88:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #6E99DF text on black | 7.28:1 | AAA | Lc -46.9 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CADAF4
oklch(88.4% 0.04 260.1)
-
Step 300
300
#A6C2EF
oklch(80.9% 0.071 259.8)
-
Step 400
400 (this color)
#6E99DF
oklch(68.1% 0.114 259.8)
-
Step 500
500
#5288E1
oklch(63.1% 0.146 259.9)
-
Step 600
600
#3670CF
oklch(55.7% 0.159 259.8)
-
Step 700
700
#285DB3
oklch(49.1% 0.148 259.7)
-
Step 800
800
#234C91
oklch(42.7% 0.123 260.2)
-
Step 900
900
#214073
oklch(37.6% 0.095 259.8)
-
Step 950
950
#142644
oklch(27% 0.061 260.1)
#6E99DF 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) | #7E9EE2 | 0.025 |
| Deuteranopia (no green cones) | #7093DE | 0.016 |
| Tritanopia (no blue cones) | #38A8B2 | 0.102 |
| Achromatopsia (no color) | #989898 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E99DF
#6E99DF
oklch(68.1% 0.114 259.8)
- #BE903C
#BE903C
oklch(68.2% 0.115 79.6)
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 #6E99DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.028
- Chefchaouen Blue #4895EF ΔE 0.046
- Soft Blue #6488EA ΔE 0.054
- Perrywinkle #8F8CE7 ΔE 0.054
- Dark Sky Blue #448EE4 ΔE 0.055
- Periwinkle Blue #8F99FB ΔE 0.060
- Faded Blue #658CBB ΔE 0.060
- Lavender Blue #8B88F8 ΔE 0.071
Use #6E99DF 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.