#658DA4
Closest named color: Blue Grey (#758DA3). oklch(62.3% 0.056 234.1), rgb(101, 141, 164).
Aa
Black text reads best on this color (5.89:1).
About this color
#658DA4 is a medium-light, muted blue. In OKLCH its lightness is 62%, its chroma 0.056 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.019 away. Black text reads best on it, at 5.89:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 5.89:1 |
| White text | 3.55:1 |
Values
| HEX | #658DA4 |
| RGB | rgb(101, 141, 164) |
| HSL | hsl(202, 26%, 52%) |
| OKLCH | oklch(62.3% 0.056 234.1) |
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 #658DA4 | 3.55:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #658DA4 | 5.89:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #658DA4 text on white | 3.55:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #658DA4 text on black | 5.89:1 | AA | Lc -38.5 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D0DBE2
oklch(88.5% 0.015 235.4)
-
Step 300
300
#B0C4D0
oklch(80.9% 0.028 234.1)
-
Step 400
400
#86A6B8
oklch(70.7% 0.044 232.8)
-
Step 500
500 (this color)
#658DA4
oklch(62.3% 0.056 234.1)
-
Step 600
600
#4E7A92
oklch(55.7% 0.061 233.3)
-
Step 700
700
#3F667C
oklch(49% 0.057 234.3)
-
Step 800
800
#345365
oklch(42.6% 0.047 234.9)
-
Step 900
900
#2E4552
oklch(37.7% 0.036 233.8)
-
Step 950
950
#1B2830
oklch(26.9% 0.023 235.8)
#658DA4 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) | #828CA5 | 0.037 |
| Deuteranopia (no green cones) | #7985A4 | 0.032 |
| Tritanopia (no blue cones) | #4E9394 | 0.043 |
| Achromatopsia (no color) | #888888 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #658DA4
#658DA4
oklch(62.3% 0.056 234.1)
- #A27E67
#A27E67
oklch(62.2% 0.056 54)
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 #658DA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.019
- Silver Lake Blue #778DA9 ΔE 0.024
- Light Slate Gray #778899 ΔE 0.026
- Steel #738595 ΔE 0.029
- Dusty Blue #5A86AD ΔE 0.031
- Faded Blue #658CBB ΔE 0.037
- Off Blue #5684AE ΔE 0.039
- Slate Gray #708090 ΔE 0.041
Use #658DA4 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.