#689AE3
Closest named color: Cornflower Blue (#6495ED). oklch(68.2% 0.121 257.8), rgb(104, 154, 227).
Aa
Black text reads best on this color (7.32:1).
About this color
#689AE3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.121 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.023 away. Black text reads best on it, at 7.32:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.32:1 |
| White text | 2.86:1 |
Values
| HEX | #689AE3 |
| RGB | rgb(104, 154, 227) |
| HSL | hsl(216, 69%, 65%) |
| OKLCH | oklch(68.2% 0.121 257.8) |
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 #689AE3 | 2.86:1 | Fails | Lc -60.0 | Content text, not long reading |
| Black text on #689AE3 | 7.32:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #689AE3 text on white | 2.86:1 | Fails | Lc 54.7 | Large or bold text, headings |
| #689AE3 text on black | 7.32:1 | AAA | Lc -47.1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF5
oklch(88.5% 0.041 256.2)
-
Step 300
300
#A2C3F2
oklch(81% 0.076 257.2)
-
Step 400
400 (this color)
#689AE3
oklch(68.2% 0.121 257.8)
-
Step 500
500
#4889E5
oklch(63.2% 0.154 257.4)
-
Step 600
600
#2970D3
oklch(55.6% 0.168 257.8)
-
Step 700
700
#1B5DB7
oklch(49% 0.157 257.8)
-
Step 800
800
#194D94
oklch(42.8% 0.129 257.5)
-
Step 900
900
#1B4176
oklch(37.8% 0.1 257.4)
-
Step 950
950
#112645
oklch(27% 0.064 258.1)
#689AE3 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) | #7D9FE6 | 0.029 |
| Deuteranopia (no green cones) | #6D93E1 | 0.018 |
| Tritanopia (no blue cones) | #1CAAB4 | 0.108 |
| Achromatopsia (no color) | #989898 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #689AE3
#689AE3
oklch(68.2% 0.121 257.8)
- #C28E34
#C28E34
oklch(68.1% 0.121 77.4)
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 #689AE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.023
- Chefchaouen Blue #4895EF ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.051
- Soft Blue #6488EA ΔE 0.052
- Perrywinkle #8F8CE7 ΔE 0.058
- Periwinkle Blue #8F99FB ΔE 0.061
- Faded Blue #658CBB ΔE 0.065
- Lavender Blue #8B88F8 ΔE 0.072
Use #689AE3 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.